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Finding the Fourth Proportional to 14,916.92, 22,347.24 and 12,467.48

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Solution

The fourth proportional to 14,916.92, 22,347.24 and 12,467.48 is: 18,677.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,916.92 : 22,347.24 = 12,467.48 : x
  2. Step 2: Convert to fraction form
    14,916.92/22,347.24 = 12,467.48/x
  3. Step 3: Cross multiply
    14,916.92x = 22,347.24 × 12,467.48
  4. Step 4: Simplify right side
    14,916.92x = 278,613,767.76
  5. Step 5: Solve for x
    x = 278,613,767.76/14,916.92
  6. Step 6: Final answer
    x = 18,677.70

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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.