Home / 32,320.64-48,475.56-8,949.44

Finding the Fourth Proportional to 32,320.64, 48,475.56 and 8,949.44

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Solution

The fourth proportional to 32,320.64, 48,475.56 and 8,949.44 is: 13,422.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,320.64 : 48,475.56 = 8,949.44 : x
  2. Step 2: Convert to fraction form
    32,320.64/48,475.56 = 8,949.44/x
  3. Step 3: Cross multiply
    32,320.64x = 48,475.56 × 8,949.44
  4. Step 4: Simplify right side
    32,320.64x = 433,829,115.69
  5. Step 5: Solve for x
    x = 433,829,115.69/32,320.64
  6. Step 6: Final answer
    x = 13,422.66

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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.