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Finding the Fourth Proportional to 16,060.08, 22,163.06 and 9,687

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Solution

The fourth proportional to 16,060.08, 22,163.06 and 9,687 is: 13,368.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,060.08 : 22,163.06 = 9,687 : x
  2. Step 2: Convert to fraction form
    16,060.08/22,163.06 = 9,687/x
  3. Step 3: Cross multiply
    16,060.08x = 22,163.06 × 9,687
  4. Step 4: Simplify right side
    16,060.08x = 214,693,562.22
  5. Step 5: Solve for x
    x = 214,693,562.22/16,060.08
  6. Step 6: Final answer
    x = 13,368.15

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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.