Home / 40,729.44-61,094.12-11,147.52

Finding the Fourth Proportional to 40,729.44, 61,094.12 and 11,147.52

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Solution

The fourth proportional to 40,729.44, 61,094.12 and 11,147.52 is: 16,721.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,729.44 : 61,094.12 = 11,147.52 : x
  2. Step 2: Convert to fraction form
    40,729.44/61,094.12 = 11,147.52/x
  3. Step 3: Cross multiply
    40,729.44x = 61,094.12 × 11,147.52
  4. Step 4: Simplify right side
    40,729.44x = 681,047,868.84
  5. Step 5: Solve for x
    x = 681,047,868.84/40,729.44
  6. Step 6: Final answer
    x = 16,721.27

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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.