Home / 49,617.12-68,471.28-27,261.60

Finding the Fourth Proportional to 49,617.12, 68,471.28 and 27,261.60

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Solution

The fourth proportional to 49,617.12, 68,471.28 and 27,261.60 is: 37,620.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,617.12 : 68,471.28 = 27,261.60 : x
  2. Step 2: Convert to fraction form
    49,617.12/68,471.28 = 27,261.60/x
  3. Step 3: Cross multiply
    49,617.12x = 68,471.28 × 27,261.60
  4. Step 4: Simplify right side
    49,617.12x = 1,866,636,646.85
  5. Step 5: Solve for x
    x = 1,866,636,646.85/49,617.12
  6. Step 6: Final answer
    x = 37,620.82

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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.