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Finding the Fourth Proportional to 39,952.41, 59,913.03 and 14,978.85

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Solution

The fourth proportional to 39,952.41, 59,913.03 and 14,978.85 is: 22,462.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,952.41 : 59,913.03 = 14,978.85 : x
  2. Step 2: Convert to fraction form
    39,952.41/59,913.03 = 14,978.85/x
  3. Step 3: Cross multiply
    39,952.41x = 59,913.03 × 14,978.85
  4. Step 4: Simplify right side
    39,952.41x = 897,428,345.59
  5. Step 5: Solve for x
    x = 897,428,345.59/39,952.41
  6. Step 6: Final answer
    x = 22,462.43

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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.