Home / 52,791.30-79,199.37-15,352.20

Finding the Fourth Proportional to 52,791.30, 79,199.37 and 15,352.20

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Solution

The fourth proportional to 52,791.30, 79,199.37 and 15,352.20 is: 23,031.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,791.30 : 79,199.37 = 15,352.20 : x
  2. Step 2: Convert to fraction form
    52,791.30/79,199.37 = 15,352.20/x
  3. Step 3: Cross multiply
    52,791.30x = 79,199.37 × 15,352.20
  4. Step 4: Simplify right side
    52,791.30x = 1,215,884,568.11
  5. Step 5: Solve for x
    x = 1,215,884,568.11/52,791.30
  6. Step 6: Final answer
    x = 23,031.91

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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.