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Finding the Fourth Proportional to 16,617.45, 22,932.45 and 9,446.23

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Solution

The fourth proportional to 16,617.45, 22,932.45 and 9,446.23 is: 13,036.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,617.45 : 22,932.45 = 9,446.23 : x
  2. Step 2: Convert to fraction form
    16,617.45/22,932.45 = 9,446.23/x
  3. Step 3: Cross multiply
    16,617.45x = 22,932.45 × 9,446.23
  4. Step 4: Simplify right side
    16,617.45x = 216,625,197.16
  5. Step 5: Solve for x
    x = 216,625,197.16/16,617.45
  6. Step 6: Final answer
    x = 13,036.01

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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.