Home / 43,839.76-65,743.49-15,752.30

Finding the Fourth Proportional to 43,839.76, 65,743.49 and 15,752.30

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Solution

The fourth proportional to 43,839.76, 65,743.49 and 15,752.30 is: 23,622.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,839.76 : 65,743.49 = 15,752.30 : x
  2. Step 2: Convert to fraction form
    43,839.76/65,743.49 = 15,752.30/x
  3. Step 3: Cross multiply
    43,839.76x = 65,743.49 × 15,752.30
  4. Step 4: Simplify right side
    43,839.76x = 1,035,611,177.53
  5. Step 5: Solve for x
    x = 1,035,611,177.53/43,839.76
  6. Step 6: Final answer
    x = 23,622.65

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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.