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Finding the Fourth Proportional to 32,404.85, 48,607.28 and 11,625.65

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Solution

The fourth proportional to 32,404.85, 48,607.28 and 11,625.65 is: 17,438.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,404.85 : 48,607.28 = 11,625.65 : x
  2. Step 2: Convert to fraction form
    32,404.85/48,607.28 = 11,625.65/x
  3. Step 3: Cross multiply
    32,404.85x = 48,607.28 × 11,625.65
  4. Step 4: Simplify right side
    32,404.85x = 565,091,166.60
  5. Step 5: Solve for x
    x = 565,091,166.60/32,404.85
  6. Step 6: Final answer
    x = 17,438.48

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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.