Home / 39,693.11-59,548.64-13,397.13

Finding the Fourth Proportional to 39,693.11, 59,548.64 and 13,397.13

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Solution

The fourth proportional to 39,693.11, 59,548.64 and 13,397.13 is: 20,098.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,693.11 : 59,548.64 = 13,397.13 : x
  2. Step 2: Convert to fraction form
    39,693.11/59,548.64 = 13,397.13/x
  3. Step 3: Cross multiply
    39,693.11x = 59,548.64 × 13,397.13
  4. Step 4: Simplify right side
    39,693.11x = 797,780,804.42
  5. Step 5: Solve for x
    x = 797,780,804.42/39,693.11
  6. Step 6: Final answer
    x = 20,098.73

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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.