Home / 15,847.28-23,769.67-4,160.19

Finding the Fourth Proportional to 15,847.28, 23,769.67 and 4,160.19

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Solution

The fourth proportional to 15,847.28, 23,769.67 and 4,160.19 is: 6,239.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,847.28 : 23,769.67 = 4,160.19 : x
  2. Step 2: Convert to fraction form
    15,847.28/23,769.67 = 4,160.19/x
  3. Step 3: Cross multiply
    15,847.28x = 23,769.67 × 4,160.19
  4. Step 4: Simplify right side
    15,847.28x = 98,886,343.44
  5. Step 5: Solve for x
    x = 98,886,343.44/15,847.28
  6. Step 6: Final answer
    x = 6,239.96

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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.