Home / 45,685.52-68,554.20-18,002.96

Finding the Fourth Proportional to 45,685.52, 68,554.20 and 18,002.96

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Solution

The fourth proportional to 45,685.52, 68,554.20 and 18,002.96 is: 27,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,685.52 : 68,554.20 = 18,002.96 : x
  2. Step 2: Convert to fraction form
    45,685.52/68,554.20 = 18,002.96/x
  3. Step 3: Cross multiply
    45,685.52x = 68,554.20 × 18,002.96
  4. Step 4: Simplify right side
    45,685.52x = 1,234,178,520.43
  5. Step 5: Solve for x
    x = 1,234,178,520.43/45,685.52
  6. Step 6: Final answer
    x = 27,014.65

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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.