Home / 47,949.30-66,170.33-27,818.18

Finding the Fourth Proportional to 47,949.30, 66,170.33 and 27,818.18

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Solution

The fourth proportional to 47,949.30, 66,170.33 and 27,818.18 is: 38,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,949.30 : 66,170.33 = 27,818.18 : x
  2. Step 2: Convert to fraction form
    47,949.30/66,170.33 = 27,818.18/x
  3. Step 3: Cross multiply
    47,949.30x = 66,170.33 × 27,818.18
  4. Step 4: Simplify right side
    47,949.30x = 1,840,737,680.66
  5. Step 5: Solve for x
    x = 1,840,737,680.66/47,949.30
  6. Step 6: Final answer
    x = 38,389.25

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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.