Home / 33,722.82-46,537.65-18,615.21

Finding the Fourth Proportional to 33,722.82, 46,537.65 and 18,615.21

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Solution

The fourth proportional to 33,722.82, 46,537.65 and 18,615.21 is: 25,689.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,722.82 : 46,537.65 = 18,615.21 : x
  2. Step 2: Convert to fraction form
    33,722.82/46,537.65 = 18,615.21/x
  3. Step 3: Cross multiply
    33,722.82x = 46,537.65 × 18,615.21
  4. Step 4: Simplify right side
    33,722.82x = 866,308,127.66
  5. Step 5: Solve for x
    x = 866,308,127.66/33,722.82
  6. Step 6: Final answer
    x = 25,689.08

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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.