Home / 22,834.74-31,511.85-12,763.17

Finding the Fourth Proportional to 22,834.74, 31,511.85 and 12,763.17

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Solution

The fourth proportional to 22,834.74, 31,511.85 and 12,763.17 is: 17,613.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,834.74 : 31,511.85 = 12,763.17 : x
  2. Step 2: Convert to fraction form
    22,834.74/31,511.85 = 12,763.17/x
  3. Step 3: Cross multiply
    22,834.74x = 31,511.85 × 12,763.17
  4. Step 4: Simplify right side
    22,834.74x = 402,191,098.56
  5. Step 5: Solve for x
    x = 402,191,098.56/22,834.74
  6. Step 6: Final answer
    x = 17,613.12

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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.