Home / 39,778.02-59,708.52-17,606.97

Finding the Fourth Proportional to 39,778.02, 59,708.52 and 17,606.97

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Solution

The fourth proportional to 39,778.02, 59,708.52 and 17,606.97 is: 26,428.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,778.02 : 59,708.52 = 17,606.97 : x
  2. Step 2: Convert to fraction form
    39,778.02/59,708.52 = 17,606.97/x
  3. Step 3: Cross multiply
    39,778.02x = 59,708.52 × 17,606.97
  4. Step 4: Simplify right side
    39,778.02x = 1,051,286,120.38
  5. Step 5: Solve for x
    x = 1,051,286,120.38/39,778.02
  6. Step 6: Final answer
    x = 26,428.82

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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.