Home / 33,328.95-45,996.80-18,993.16

Finding the Fourth Proportional to 33,328.95, 45,996.80 and 18,993.16

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Solution

The fourth proportional to 33,328.95, 45,996.80 and 18,993.16 is: 26,212.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,328.95 : 45,996.80 = 18,993.16 : x
  2. Step 2: Convert to fraction form
    33,328.95/45,996.80 = 18,993.16/x
  3. Step 3: Cross multiply
    33,328.95x = 45,996.80 × 18,993.16
  4. Step 4: Simplify right side
    33,328.95x = 873,624,544.42
  5. Step 5: Solve for x
    x = 873,624,544.42/33,328.95
  6. Step 6: Final answer
    x = 26,212.19

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Double scale
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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.