Home / 64,589.32-96,885.82-17,842.20

Finding the Fourth Proportional to 64,589.32, 96,885.82 and 17,842.20

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Solution

The fourth proportional to 64,589.32, 96,885.82 and 17,842.20 is: 26,763.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,589.32 : 96,885.82 = 17,842.20 : x
  2. Step 2: Convert to fraction form
    64,589.32/96,885.82 = 17,842.20/x
  3. Step 3: Cross multiply
    64,589.32x = 96,885.82 × 17,842.20
  4. Step 4: Simplify right side
    64,589.32x = 1,728,656,177.60
  5. Step 5: Solve for x
    x = 1,728,656,177.60/64,589.32
  6. Step 6: Final answer
    x = 26,763.81

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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.