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Finding the Fourth Proportional to 22,754.40, 34,099.60 and 18,082.40

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Solution

The fourth proportional to 22,754.40, 34,099.60 and 18,082.40 is: 27,098.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,754.40 : 34,099.60 = 18,082.40 : x
  2. Step 2: Convert to fraction form
    22,754.40/34,099.60 = 18,082.40/x
  3. Step 3: Cross multiply
    22,754.40x = 34,099.60 × 18,082.40
  4. Step 4: Simplify right side
    22,754.40x = 616,602,607.04
  5. Step 5: Solve for x
    x = 616,602,607.04/22,754.40
  6. Step 6: Final answer
    x = 27,098.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.