Home / 22,545.26-31,106.86-14,577.90

Finding the Fourth Proportional to 22,545.26, 31,106.86 and 14,577.90

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Solution

The fourth proportional to 22,545.26, 31,106.86 and 14,577.90 is: 20,113.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,545.26 : 31,106.86 = 14,577.90 : x
  2. Step 2: Convert to fraction form
    22,545.26/31,106.86 = 14,577.90/x
  3. Step 3: Cross multiply
    22,545.26x = 31,106.86 × 14,577.90
  4. Step 4: Simplify right side
    22,545.26x = 453,472,541.30
  5. Step 5: Solve for x
    x = 453,472,541.30/22,545.26
  6. Step 6: Final answer
    x = 20,113.88

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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.