Home / 16,732.01-23,089.27-9,178.20

Finding the Fourth Proportional to 16,732.01, 23,089.27 and 9,178.20

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Solution

The fourth proportional to 16,732.01, 23,089.27 and 9,178.20 is: 12,665.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,732.01 : 23,089.27 = 9,178.20 : x
  2. Step 2: Convert to fraction form
    16,732.01/23,089.27 = 9,178.20/x
  3. Step 3: Cross multiply
    16,732.01x = 23,089.27 × 9,178.20
  4. Step 4: Simplify right side
    16,732.01x = 211,917,937.91
  5. Step 5: Solve for x
    x = 211,917,937.91/16,732.01
  6. Step 6: Final answer
    x = 12,665.42

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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.