Home / 43,932.80-65,885.57-15,849.20

Finding the Fourth Proportional to 43,932.80, 65,885.57 and 15,849.20

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Solution

The fourth proportional to 43,932.80, 65,885.57 and 15,849.20 is: 23,768.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,932.80 : 65,885.57 = 15,849.20 : x
  2. Step 2: Convert to fraction form
    43,932.80/65,885.57 = 15,849.20/x
  3. Step 3: Cross multiply
    43,932.80x = 65,885.57 × 15,849.20
  4. Step 4: Simplify right side
    43,932.80x = 1,044,233,810.10
  5. Step 5: Solve for x
    x = 1,044,233,810.10/43,932.80
  6. Step 6: Final answer
    x = 23,768.89

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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.