Home / 15,053.30-22,588.05-12,871.97

Finding the Fourth Proportional to 15,053.30, 22,588.05 and 12,871.97

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Solution

The fourth proportional to 15,053.30, 22,588.05 and 12,871.97 is: 19,314.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,053.30 : 22,588.05 = 12,871.97 : x
  2. Step 2: Convert to fraction form
    15,053.30/22,588.05 = 12,871.97/x
  3. Step 3: Cross multiply
    15,053.30x = 22,588.05 × 12,871.97
  4. Step 4: Simplify right side
    15,053.30x = 290,752,701.96
  5. Step 5: Solve for x
    x = 290,752,701.96/15,053.30
  6. Step 6: Final answer
    x = 19,314.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.