Home / 32,531.56-48,791.20-10,345.20

Finding the Fourth Proportional to 32,531.56, 48,791.20 and 10,345.20

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Solution

The fourth proportional to 32,531.56, 48,791.20 and 10,345.20 is: 15,515.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,531.56 : 48,791.20 = 10,345.20 : x
  2. Step 2: Convert to fraction form
    32,531.56/48,791.20 = 10,345.20/x
  3. Step 3: Cross multiply
    32,531.56x = 48,791.20 × 10,345.20
  4. Step 4: Simplify right side
    32,531.56x = 504,754,722.24
  5. Step 5: Solve for x
    x = 504,754,722.24/32,531.56
  6. Step 6: Final answer
    x = 15,515.85

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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.