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Finding the Fourth Proportional to 48,472.90, 66,896.49 and 27,250.90

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Solution

The fourth proportional to 48,472.90, 66,896.49 and 27,250.90 is: 37,608.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,472.90 : 66,896.49 = 27,250.90 : x
  2. Step 2: Convert to fraction form
    48,472.90/66,896.49 = 27,250.90/x
  3. Step 3: Cross multiply
    48,472.90x = 66,896.49 × 27,250.90
  4. Step 4: Simplify right side
    48,472.90x = 1,822,989,559.34
  5. Step 5: Solve for x
    x = 1,822,989,559.34/48,472.90
  6. Step 6: Final answer
    x = 37,608.43

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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.