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Finding the Fourth Proportional to 16,603.13, 22,912.02 and 9,049.53

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Solution

The fourth proportional to 16,603.13, 22,912.02 and 9,049.53 is: 12,488.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,603.13 : 22,912.02 = 9,049.53 : x
  2. Step 2: Convert to fraction form
    16,603.13/22,912.02 = 9,049.53/x
  3. Step 3: Cross multiply
    16,603.13x = 22,912.02 × 9,049.53
  4. Step 4: Simplify right side
    16,603.13x = 207,343,012.35
  5. Step 5: Solve for x
    x = 207,343,012.35/16,603.13
  6. Step 6: Final answer
    x = 12,488.19

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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.