Home / 38,224.80-57,337.20-19,562.40

Finding the Fourth Proportional to 38,224.80, 57,337.20 and 19,562.40

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Solution

The fourth proportional to 38,224.80, 57,337.20 and 19,562.40 is: 29,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,224.80 : 57,337.20 = 19,562.40 : x
  2. Step 2: Convert to fraction form
    38,224.80/57,337.20 = 19,562.40/x
  3. Step 3: Cross multiply
    38,224.80x = 57,337.20 × 19,562.40
  4. Step 4: Simplify right side
    38,224.80x = 1,121,653,241.28
  5. Step 5: Solve for x
    x = 1,121,653,241.28/38,224.80
  6. Step 6: Final answer
    x = 29,343.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.