Home / 39,545.57-59,318.80-13,250.36

Finding the Fourth Proportional to 39,545.57, 59,318.80 and 13,250.36

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Solution

The fourth proportional to 39,545.57, 59,318.80 and 13,250.36 is: 19,875.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,545.57 : 59,318.80 = 13,250.36 : x
  2. Step 2: Convert to fraction form
    39,545.57/59,318.80 = 13,250.36/x
  3. Step 3: Cross multiply
    39,545.57x = 59,318.80 × 13,250.36
  4. Step 4: Simplify right side
    39,545.57x = 785,995,125.05
  5. Step 5: Solve for x
    x = 785,995,125.05/39,545.57
  6. Step 6: Final answer
    x = 19,875.68

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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.