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Finding the Fourth Proportional to 32,625.72, 48,919.14 and 15,081.12

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Solution

The fourth proportional to 32,625.72, 48,919.14 and 15,081.12 is: 22,612.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,625.72 : 48,919.14 = 15,081.12 : x
  2. Step 2: Convert to fraction form
    32,625.72/48,919.14 = 15,081.12/x
  3. Step 3: Cross multiply
    32,625.72x = 48,919.14 × 15,081.12
  4. Step 4: Simplify right side
    32,625.72x = 737,755,420.64
  5. Step 5: Solve for x
    x = 737,755,420.64/32,625.72
  6. Step 6: Final answer
    x = 22,612.69

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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.