Home / 32,286.20-44,557.74-18,861.78

Finding the Fourth Proportional to 32,286.20, 44,557.74 and 18,861.78

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Solution

The fourth proportional to 32,286.20, 44,557.74 and 18,861.78 is: 26,030.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,286.20 : 44,557.74 = 18,861.78 : x
  2. Step 2: Convert to fraction form
    32,286.20/44,557.74 = 18,861.78/x
  3. Step 3: Cross multiply
    32,286.20x = 44,557.74 × 18,861.78
  4. Step 4: Simplify right side
    32,286.20x = 840,438,289.18
  5. Step 5: Solve for x
    x = 840,438,289.18/32,286.20
  6. Step 6: Final answer
    x = 26,030.88

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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.