Home / 48,383.66-66,757.76-28,229.04

Finding the Fourth Proportional to 48,383.66, 66,757.76 and 28,229.04

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Solution

The fourth proportional to 48,383.66, 66,757.76 and 28,229.04 is: 38,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,383.66 : 66,757.76 = 28,229.04 : x
  2. Step 2: Convert to fraction form
    48,383.66/66,757.76 = 28,229.04/x
  3. Step 3: Cross multiply
    48,383.66x = 66,757.76 × 28,229.04
  4. Step 4: Simplify right side
    48,383.66x = 1,884,507,477.35
  5. Step 5: Solve for x
    x = 1,884,507,477.35/48,383.66
  6. Step 6: Final answer
    x = 38,949.25

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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.