Home / 40,754.76-61,132.23-11,173.02

Finding the Fourth Proportional to 40,754.76, 61,132.23 and 11,173.02

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Solution

The fourth proportional to 40,754.76, 61,132.23 and 11,173.02 is: 16,759.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,754.76 : 61,132.23 = 11,173.02 : x
  2. Step 2: Convert to fraction form
    40,754.76/61,132.23 = 11,173.02/x
  3. Step 3: Cross multiply
    40,754.76x = 61,132.23 × 11,173.02
  4. Step 4: Simplify right side
    40,754.76x = 683,031,628.43
  5. Step 5: Solve for x
    x = 683,031,628.43/40,754.76
  6. Step 6: Final answer
    x = 16,759.55

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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.