Home / 33,424.56-46,125.35-19,988.19

Finding the Fourth Proportional to 33,424.56, 46,125.35 and 19,988.19

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Solution

The fourth proportional to 33,424.56, 46,125.35 and 19,988.19 is: 27,583.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,424.56 : 46,125.35 = 19,988.19 : x
  2. Step 2: Convert to fraction form
    33,424.56/46,125.35 = 19,988.19/x
  3. Step 3: Cross multiply
    33,424.56x = 46,125.35 × 19,988.19
  4. Step 4: Simplify right side
    33,424.56x = 921,962,159.68
  5. Step 5: Solve for x
    x = 921,962,159.68/33,424.56
  6. Step 6: Final answer
    x = 27,583.37

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Half scale
Find fourth proportional to 66,849.12, 92,250.69 and 39,976.38
Double scale
Find fourth proportional to 33,425.56, 46,126.72 and 19,989.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.