Home / 22,644.65-31,248.17-12,573.09

Finding the Fourth Proportional to 22,644.65, 31,248.17 and 12,573.09

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Solution

The fourth proportional to 22,644.65, 31,248.17 and 12,573.09 is: 17,350.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,644.65 : 31,248.17 = 12,573.09 : x
  2. Step 2: Convert to fraction form
    22,644.65/31,248.17 = 12,573.09/x
  3. Step 3: Cross multiply
    22,644.65x = 31,248.17 × 12,573.09
  4. Step 4: Simplify right side
    22,644.65x = 392,885,834.64
  5. Step 5: Solve for x
    x = 392,885,834.64/22,644.65
  6. Step 6: Final answer
    x = 17,350.05

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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.