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Finding the Fourth Proportional to 32,012.88, 44,178.03 and 17,865.78

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Solution

The fourth proportional to 32,012.88, 44,178.03 and 17,865.78 is: 24,654.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,012.88 : 44,178.03 = 17,865.78 : x
  2. Step 2: Convert to fraction form
    32,012.88/44,178.03 = 17,865.78/x
  3. Step 3: Cross multiply
    32,012.88x = 44,178.03 × 17,865.78
  4. Step 4: Simplify right side
    32,012.88x = 789,274,964.81
  5. Step 5: Solve for x
    x = 789,274,964.81/32,012.88
  6. Step 6: Final answer
    x = 24,654.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.