Home / 16,731.92-23,089.08-9,176.75

Finding the Fourth Proportional to 16,731.92, 23,089.08 and 9,176.75

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Solution

The fourth proportional to 16,731.92, 23,089.08 and 9,176.75 is: 12,663.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,731.92 : 23,089.08 = 9,176.75 : x
  2. Step 2: Convert to fraction form
    16,731.92/23,089.08 = 9,176.75/x
  3. Step 3: Cross multiply
    16,731.92x = 23,089.08 × 9,176.75
  4. Step 4: Simplify right side
    16,731.92x = 211,882,714.89
  5. Step 5: Solve for x
    x = 211,882,714.89/16,731.92
  6. Step 6: Final answer
    x = 12,663.38

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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.