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Finding the Fourth Proportional to 32,187.64, 44,418.78 and 18,040.54

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Solution

The fourth proportional to 32,187.64, 44,418.78 and 18,040.54 is: 24,895.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,187.64 : 44,418.78 = 18,040.54 : x
  2. Step 2: Convert to fraction form
    32,187.64/44,418.78 = 18,040.54/x
  3. Step 3: Cross multiply
    32,187.64x = 44,418.78 × 18,040.54
  4. Step 4: Simplify right side
    32,187.64x = 801,338,777.34
  5. Step 5: Solve for x
    x = 801,338,777.34/32,187.64
  6. Step 6: Final answer
    x = 24,895.85

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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.