Home / 65,710.30-98,639.20-26,294.88

Finding the Fourth Proportional to 65,710.30, 98,639.20 and 26,294.88

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Solution

The fourth proportional to 65,710.30, 98,639.20 and 26,294.88 is: 39,471.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,710.30 : 98,639.20 = 26,294.88 : x
  2. Step 2: Convert to fraction form
    65,710.30/98,639.20 = 26,294.88/x
  3. Step 3: Cross multiply
    65,710.30x = 98,639.20 × 26,294.88
  4. Step 4: Simplify right side
    65,710.30x = 2,593,705,927.30
  5. Step 5: Solve for x
    x = 2,593,705,927.30/65,710.30
  6. Step 6: Final answer
    x = 39,471.83

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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.