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Finding the Fourth Proportional to 18,146.93, 27,207.52 and 7,044.26

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Solution

The fourth proportional to 18,146.93, 27,207.52 and 7,044.26 is: 10,561.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.93 : 27,207.52 = 7,044.26 : x
  2. Step 2: Convert to fraction form
    18,146.93/27,207.52 = 7,044.26/x
  3. Step 3: Cross multiply
    18,146.93x = 27,207.52 × 7,044.26
  4. Step 4: Simplify right side
    18,146.93x = 191,656,691.19
  5. Step 5: Solve for x
    x = 191,656,691.19/18,146.93
  6. Step 6: Final answer
    x = 10,561.39

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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.