Home / 48,380.66-66,753.63-28,226.04

Finding the Fourth Proportional to 48,380.66, 66,753.63 and 28,226.04

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Solution

The fourth proportional to 48,380.66, 66,753.63 and 28,226.04 is: 38,945.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,380.66 : 66,753.63 = 28,226.04 : x
  2. Step 2: Convert to fraction form
    48,380.66/66,753.63 = 28,226.04/x
  3. Step 3: Cross multiply
    48,380.66x = 66,753.63 × 28,226.04
  4. Step 4: Simplify right side
    48,380.66x = 1,884,190,630.53
  5. Step 5: Solve for x
    x = 1,884,190,630.53/48,380.66
  6. Step 6: Final answer
    x = 38,945.12

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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.