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Finding the Fourth Proportional to 18,597.29, 27,892.29 and 5,446.13

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Solution

The fourth proportional to 18,597.29, 27,892.29 and 5,446.13 is: 8,168.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,597.29 : 27,892.29 = 5,446.13 : x
  2. Step 2: Convert to fraction form
    18,597.29/27,892.29 = 5,446.13/x
  3. Step 3: Cross multiply
    18,597.29x = 27,892.29 × 5,446.13
  4. Step 4: Simplify right side
    18,597.29x = 151,905,127.49
  5. Step 5: Solve for x
    x = 151,905,127.49/18,597.29
  6. Step 6: Final answer
    x = 8,168.13

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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.