Home / 48,374.28-66,758.22-28,244.04

Finding the Fourth Proportional to 48,374.28, 66,758.22 and 28,244.04

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Solution

The fourth proportional to 48,374.28, 66,758.22 and 28,244.04 is: 38,977.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,374.28 : 66,758.22 = 28,244.04 : x
  2. Step 2: Convert to fraction form
    48,374.28/66,758.22 = 28,244.04/x
  3. Step 3: Cross multiply
    48,374.28x = 66,758.22 × 28,244.04
  4. Step 4: Simplify right side
    48,374.28x = 1,885,521,836.01
  5. Step 5: Solve for x
    x = 1,885,521,836.01/48,374.28
  6. Step 6: Final answer
    x = 38,977.78

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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.