Home / 22,996.14-31,737.29-12,788.18

Finding the Fourth Proportional to 22,996.14, 31,737.29 and 12,788.18

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Solution

The fourth proportional to 22,996.14, 31,737.29 and 12,788.18 is: 17,649.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,996.14 : 31,737.29 = 12,788.18 : x
  2. Step 2: Convert to fraction form
    22,996.14/31,737.29 = 12,788.18/x
  3. Step 3: Cross multiply
    22,996.14x = 31,737.29 × 12,788.18
  4. Step 4: Simplify right side
    22,996.14x = 405,862,177.23
  5. Step 5: Solve for x
    x = 405,862,177.23/22,996.14
  6. Step 6: Final answer
    x = 17,649.15

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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.