Home / 14,575.67-21,861.17-5,213.95

Finding the Fourth Proportional to 14,575.67, 21,861.17 and 5,213.95

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Solution

The fourth proportional to 14,575.67, 21,861.17 and 5,213.95 is: 7,820.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575.67 : 21,861.17 = 5,213.95 : x
  2. Step 2: Convert to fraction form
    14,575.67/21,861.17 = 5,213.95/x
  3. Step 3: Cross multiply
    14,575.67x = 21,861.17 × 5,213.95
  4. Step 4: Simplify right side
    14,575.67x = 113,982,966.60
  5. Step 5: Solve for x
    x = 113,982,966.60/14,575.67
  6. Step 6: Final answer
    x = 7,820.08

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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.