Home / 14,948.72-22,411.20-10,257.20

Finding the Fourth Proportional to 14,948.72, 22,411.20 and 10,257.20

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Solution

The fourth proportional to 14,948.72, 22,411.20 and 10,257.20 is: 15,377.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,948.72 : 22,411.20 = 10,257.20 : x
  2. Step 2: Convert to fraction form
    14,948.72/22,411.20 = 10,257.20/x
  3. Step 3: Cross multiply
    14,948.72x = 22,411.20 × 10,257.20
  4. Step 4: Simplify right side
    14,948.72x = 229,876,160.64
  5. Step 5: Solve for x
    x = 229,876,160.64/14,948.72
  6. Step 6: Final answer
    x = 15,377.65

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1.5x scale

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.