Home / 15,757.18-23,635.38-6,394.69

Finding the Fourth Proportional to 15,757.18, 23,635.38 and 6,394.69

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Solution

The fourth proportional to 15,757.18, 23,635.38 and 6,394.69 is: 9,591.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,757.18 : 23,635.38 = 6,394.69 : x
  2. Step 2: Convert to fraction form
    15,757.18/23,635.38 = 6,394.69/x
  3. Step 3: Cross multiply
    15,757.18x = 23,635.38 × 6,394.69
  4. Step 4: Simplify right side
    15,757.18x = 151,140,928.13
  5. Step 5: Solve for x
    x = 151,140,928.13/15,757.18
  6. Step 6: Final answer
    x = 9,591.88

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1.5x scale

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.