Home / 22,445.92-30,932.76-16,147.36

Finding the Fourth Proportional to 22,445.92, 30,932.76 and 16,147.36

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Solution

The fourth proportional to 22,445.92, 30,932.76 and 16,147.36 is: 22,252.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,445.92 : 30,932.76 = 16,147.36 : x
  2. Step 2: Convert to fraction form
    22,445.92/30,932.76 = 16,147.36/x
  3. Step 3: Cross multiply
    22,445.92x = 30,932.76 × 16,147.36
  4. Step 4: Simplify right side
    22,445.92x = 499,482,411.51
  5. Step 5: Solve for x
    x = 499,482,411.51/22,445.92
  6. Step 6: Final answer
    x = 22,252.70

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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.