Home / 32,311.81-48,462.25-8,932.78

Finding the Fourth Proportional to 32,311.81, 48,462.25 and 8,932.78

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Solution

The fourth proportional to 32,311.81, 48,462.25 and 8,932.78 is: 13,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,311.81 : 48,462.25 = 8,932.78 : x
  2. Step 2: Convert to fraction form
    32,311.81/48,462.25 = 8,932.78/x
  3. Step 3: Cross multiply
    32,311.81x = 48,462.25 × 8,932.78
  4. Step 4: Simplify right side
    32,311.81x = 432,902,672.55
  5. Step 5: Solve for x
    x = 432,902,672.55/32,311.81
  6. Step 6: Final answer
    x = 13,397.66

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1.5x scale

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.