Home / 10,034.20-15,056.70-8,579.98

Finding the Fourth Proportional to 10,034.20, 15,056.70 and 8,579.98

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Solution

The fourth proportional to 10,034.20, 15,056.70 and 8,579.98 is: 12,874.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,034.20 : 15,056.70 = 8,579.98 : x
  2. Step 2: Convert to fraction form
    10,034.20/15,056.70 = 8,579.98/x
  3. Step 3: Cross multiply
    10,034.20x = 15,056.70 × 8,579.98
  4. Step 4: Simplify right side
    10,034.20x = 129,186,184.87
  5. Step 5: Solve for x
    x = 129,186,184.87/10,034.20
  6. Step 6: Final answer
    x = 12,874.59

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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.