Home / 26,545.26-39,812.40-13,384.98

Finding the Fourth Proportional to 26,545.26, 39,812.40 and 13,384.98

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Solution

The fourth proportional to 26,545.26, 39,812.40 and 13,384.98 is: 20,074.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,545.26 : 39,812.40 = 13,384.98 : x
  2. Step 2: Convert to fraction form
    26,545.26/39,812.40 = 13,384.98/x
  3. Step 3: Cross multiply
    26,545.26x = 39,812.40 × 13,384.98
  4. Step 4: Simplify right side
    26,545.26x = 532,888,177.75
  5. Step 5: Solve for x
    x = 532,888,177.75/26,545.26
  6. Step 6: Final answer
    x = 20,074.70

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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.