Home / 39,614.50-59,380.80-13,310.38

Finding the Fourth Proportional to 39,614.50, 59,380.80 and 13,310.38

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Solution

The fourth proportional to 39,614.50, 59,380.80 and 13,310.38 is: 19,951.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,614.50 : 59,380.80 = 13,310.38 : x
  2. Step 2: Convert to fraction form
    39,614.50/59,380.80 = 13,310.38/x
  3. Step 3: Cross multiply
    39,614.50x = 59,380.80 × 13,310.38
  4. Step 4: Simplify right side
    39,614.50x = 790,381,012.70
  5. Step 5: Solve for x
    x = 790,381,012.70/39,614.50
  6. Step 6: Final answer
    x = 19,951.81

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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.