Home / 60,861.24-91,292.04-18,741

Finding the Fourth Proportional to 60,861.24, 91,292.04 and 18,741

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Solution

The fourth proportional to 60,861.24, 91,292.04 and 18,741 is: 28,111.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,861.24 : 91,292.04 = 18,741 : x
  2. Step 2: Convert to fraction form
    60,861.24/91,292.04 = 18,741/x
  3. Step 3: Cross multiply
    60,861.24x = 91,292.04 × 18,741
  4. Step 4: Simplify right side
    60,861.24x = 1,710,904,121.64
  5. Step 5: Solve for x
    x = 1,710,904,121.64/60,861.24
  6. Step 6: Final answer
    x = 28,111.56

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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.