Home / 22,489.87-31,036.40-14,545.93

Finding the Fourth Proportional to 22,489.87, 31,036.40 and 14,545.93

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Solution

The fourth proportional to 22,489.87, 31,036.40 and 14,545.93 is: 20,073.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,489.87 : 31,036.40 = 14,545.93 : x
  2. Step 2: Convert to fraction form
    22,489.87/31,036.40 = 14,545.93/x
  3. Step 3: Cross multiply
    22,489.87x = 31,036.40 × 14,545.93
  4. Step 4: Simplify right side
    22,489.87x = 451,453,301.85
  5. Step 5: Solve for x
    x = 451,453,301.85/22,489.87
  6. Step 6: Final answer
    x = 20,073.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.