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Finding the Fourth Proportional to 48,897.22, 67,472.84 and 27,672.26

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Solution

The fourth proportional to 48,897.22, 67,472.84 and 27,672.26 is: 38,184.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,897.22 : 67,472.84 = 27,672.26 : x
  2. Step 2: Convert to fraction form
    48,897.22/67,472.84 = 27,672.26/x
  3. Step 3: Cross multiply
    48,897.22x = 67,472.84 × 27,672.26
  4. Step 4: Simplify right side
    48,897.22x = 1,867,125,971.42
  5. Step 5: Solve for x
    x = 1,867,125,971.42/48,897.22
  6. Step 6: Final answer
    x = 38,184.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.