Home / 15,834.40-23,751.60-4,147.84

Finding the Fourth Proportional to 15,834.40, 23,751.60 and 4,147.84

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Solution

The fourth proportional to 15,834.40, 23,751.60 and 4,147.84 is: 6,221.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,834.40 : 23,751.60 = 4,147.84 : x
  2. Step 2: Convert to fraction form
    15,834.40/23,751.60 = 4,147.84/x
  3. Step 3: Cross multiply
    15,834.40x = 23,751.60 × 4,147.84
  4. Step 4: Simplify right side
    15,834.40x = 98,517,836.54
  5. Step 5: Solve for x
    x = 98,517,836.54/15,834.40
  6. Step 6: Final answer
    x = 6,221.76

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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.