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Finding the Fourth Proportional to 22,548.62, 31,098.20 and 16,896.62

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Solution

The fourth proportional to 22,548.62, 31,098.20 and 16,896.62 is: 23,303.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,548.62 : 31,098.20 = 16,896.62 : x
  2. Step 2: Convert to fraction form
    22,548.62/31,098.20 = 16,896.62/x
  3. Step 3: Cross multiply
    22,548.62x = 31,098.20 × 16,896.62
  4. Step 4: Simplify right side
    22,548.62x = 525,454,468.08
  5. Step 5: Solve for x
    x = 525,454,468.08/22,548.62
  6. Step 6: Final answer
    x = 23,303.18

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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.