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Finding the Fourth Proportional to 16,387.01, 22,614.04 and 9,313.43

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Solution

The fourth proportional to 16,387.01, 22,614.04 and 9,313.43 is: 12,852.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,387.01 : 22,614.04 = 9,313.43 : x
  2. Step 2: Convert to fraction form
    16,387.01/22,614.04 = 9,313.43/x
  3. Step 3: Cross multiply
    16,387.01x = 22,614.04 × 9,313.43
  4. Step 4: Simplify right side
    16,387.01x = 210,614,251.94
  5. Step 5: Solve for x
    x = 210,614,251.94/16,387.01
  6. Step 6: Final answer
    x = 12,852.51

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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.