Home / 16,227.52-22,390.08-9,512.32

Finding the Fourth Proportional to 16,227.52, 22,390.08 and 9,512.32

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Solution

The fourth proportional to 16,227.52, 22,390.08 and 9,512.32 is: 13,124.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,227.52 : 22,390.08 = 9,512.32 : x
  2. Step 2: Convert to fraction form
    16,227.52/22,390.08 = 9,512.32/x
  3. Step 3: Cross multiply
    16,227.52x = 22,390.08 × 9,512.32
  4. Step 4: Simplify right side
    16,227.52x = 212,981,605.79
  5. Step 5: Solve for x
    x = 212,981,605.79/16,227.52
  6. Step 6: Final answer
    x = 13,124.72

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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.