Home / 39,654.72-59,403.60-29,805.12

Finding the Fourth Proportional to 39,654.72, 59,403.60 and 29,805.12

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Solution

The fourth proportional to 39,654.72, 59,403.60 and 29,805.12 is: 44,648.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,654.72 : 59,403.60 = 29,805.12 : x
  2. Step 2: Convert to fraction form
    39,654.72/59,403.60 = 29,805.12/x
  3. Step 3: Cross multiply
    39,654.72x = 59,403.60 × 29,805.12
  4. Step 4: Simplify right side
    39,654.72x = 1,770,531,426.43
  5. Step 5: Solve for x
    x = 1,770,531,426.43/39,654.72
  6. Step 6: Final answer
    x = 44,648.69

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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.