Home / 32,292.38-48,438.50-8,918.75

Finding the Fourth Proportional to 32,292.38, 48,438.50 and 8,918.75

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Solution

The fourth proportional to 32,292.38, 48,438.50 and 8,918.75 is: 13,378.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,292.38 : 48,438.50 = 8,918.75 : x
  2. Step 2: Convert to fraction form
    32,292.38/48,438.50 = 8,918.75/x
  3. Step 3: Cross multiply
    32,292.38x = 48,438.50 × 8,918.75
  4. Step 4: Simplify right side
    32,292.38x = 432,010,871.88
  5. Step 5: Solve for x
    x = 432,010,871.88/32,292.38
  6. Step 6: Final answer
    x = 13,378.11

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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.