Home / 29,041.72-43,566.90-10,320.20

Finding the Fourth Proportional to 29,041.72, 43,566.90 and 10,320.20

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Solution

The fourth proportional to 29,041.72, 43,566.90 and 10,320.20 is: 15,481.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,041.72 : 43,566.90 = 10,320.20 : x
  2. Step 2: Convert to fraction form
    29,041.72/43,566.90 = 10,320.20/x
  3. Step 3: Cross multiply
    29,041.72x = 43,566.90 × 10,320.20
  4. Step 4: Simplify right side
    29,041.72x = 449,619,121.38
  5. Step 5: Solve for x
    x = 449,619,121.38/29,041.72
  6. Step 6: Final answer
    x = 15,481.84

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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.