Home / 29,118.76-43,695.07-12,250.53

Finding the Fourth Proportional to 29,118.76, 43,695.07 and 12,250.53

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Solution

The fourth proportional to 29,118.76, 43,695.07 and 12,250.53 is: 18,382.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,118.76 : 43,695.07 = 12,250.53 : x
  2. Step 2: Convert to fraction form
    29,118.76/43,695.07 = 12,250.53/x
  3. Step 3: Cross multiply
    29,118.76x = 43,695.07 × 12,250.53
  4. Step 4: Simplify right side
    29,118.76x = 535,287,735.26
  5. Step 5: Solve for x
    x = 535,287,735.26/29,118.76
  6. Step 6: Final answer
    x = 18,382.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.