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Finding the Fourth Proportional to 32,125.61, 48,169.49 and 15,009.57

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Solution

The fourth proportional to 32,125.61, 48,169.49 and 15,009.57 is: 22,505.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,125.61 : 48,169.49 = 15,009.57 : x
  2. Step 2: Convert to fraction form
    32,125.61/48,169.49 = 15,009.57/x
  3. Step 3: Cross multiply
    32,125.61x = 48,169.49 × 15,009.57
  4. Step 4: Simplify right side
    32,125.61x = 723,003,256.97
  5. Step 5: Solve for x
    x = 723,003,256.97/32,125.61
  6. Step 6: Final answer
    x = 22,505.51

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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.