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Finding the Fourth Proportional to 18,079.01, 27,117.15 and 5,599.14

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Solution

The fourth proportional to 18,079.01, 27,117.15 and 5,599.14 is: 8,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,079.01 : 27,117.15 = 5,599.14 : x
  2. Step 2: Convert to fraction form
    18,079.01/27,117.15 = 5,599.14/x
  3. Step 3: Cross multiply
    18,079.01x = 27,117.15 × 5,599.14
  4. Step 4: Simplify right side
    18,079.01x = 151,832,719.25
  5. Step 5: Solve for x
    x = 151,832,719.25/18,079.01
  6. Step 6: Final answer
    x = 8,398.29

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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.