Home / 25,311.20-37,966.60-6,591.20

Finding the Fourth Proportional to 25,311.20, 37,966.60 and 6,591.20

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Solution

The fourth proportional to 25,311.20, 37,966.60 and 6,591.20 is: 9,886.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,311.20 : 37,966.60 = 6,591.20 : x
  2. Step 2: Convert to fraction form
    25,311.20/37,966.60 = 6,591.20/x
  3. Step 3: Cross multiply
    25,311.20x = 37,966.60 × 6,591.20
  4. Step 4: Simplify right side
    25,311.20x = 250,245,453.92
  5. Step 5: Solve for x
    x = 250,245,453.92/25,311.20
  6. Step 6: Final answer
    x = 9,886.75

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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.