Home / 48,090.20-66,353.08-27,935.12

Finding the Fourth Proportional to 48,090.20, 66,353.08 and 27,935.12

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Solution

The fourth proportional to 48,090.20, 66,353.08 and 27,935.12 is: 38,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,090.20 : 66,353.08 = 27,935.12 : x
  2. Step 2: Convert to fraction form
    48,090.20/66,353.08 = 27,935.12/x
  3. Step 3: Cross multiply
    48,090.20x = 66,353.08 × 27,935.12
  4. Step 4: Simplify right side
    48,090.20x = 1,853,581,252.17
  5. Step 5: Solve for x
    x = 1,853,581,252.17/48,090.20
  6. Step 6: Final answer
    x = 38,543.85

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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.