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Finding the Fourth Proportional to 18,045.59, 27,061.45 and 6,197.16

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Solution

The fourth proportional to 18,045.59, 27,061.45 and 6,197.16 is: 9,293.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045.59 : 27,061.45 = 6,197.16 : x
  2. Step 2: Convert to fraction form
    18,045.59/27,061.45 = 6,197.16/x
  3. Step 3: Cross multiply
    18,045.59x = 27,061.45 × 6,197.16
  4. Step 4: Simplify right side
    18,045.59x = 167,704,135.48
  5. Step 5: Solve for x
    x = 167,704,135.48/18,045.59
  6. Step 6: Final answer
    x = 9,293.36

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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.