Home / 48,687.51-67,189.26-27,179.28

Finding the Fourth Proportional to 48,687.51, 67,189.26 and 27,179.28

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Solution

The fourth proportional to 48,687.51, 67,189.26 and 27,179.28 is: 37,507.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,687.51 : 67,189.26 = 27,179.28 : x
  2. Step 2: Convert to fraction form
    48,687.51/67,189.26 = 27,179.28/x
  3. Step 3: Cross multiply
    48,687.51x = 67,189.26 × 27,179.28
  4. Step 4: Simplify right side
    48,687.51x = 1,826,155,710.53
  5. Step 5: Solve for x
    x = 1,826,155,710.53/48,687.51
  6. Step 6: Final answer
    x = 37,507.68

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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.