Home / 21,444.28-32,162.50-5,861.76

Finding the Fourth Proportional to 21,444.28, 32,162.50 and 5,861.76

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Solution

The fourth proportional to 21,444.28, 32,162.50 and 5,861.76 is: 8,791.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.28 : 32,162.50 = 5,861.76 : x
  2. Step 2: Convert to fraction form
    21,444.28/32,162.50 = 5,861.76/x
  3. Step 3: Cross multiply
    21,444.28x = 32,162.50 × 5,861.76
  4. Step 4: Simplify right side
    21,444.28x = 188,528,856
  5. Step 5: Solve for x
    x = 188,528,856/21,444.28
  6. Step 6: Final answer
    x = 8,791.57

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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.