Home / 25,856.20-38,794.02-8,331.04

Finding the Fourth Proportional to 25,856.20, 38,794.02 and 8,331.04

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Solution

The fourth proportional to 25,856.20, 38,794.02 and 8,331.04 is: 12,499.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,856.20 : 38,794.02 = 8,331.04 : x
  2. Step 2: Convert to fraction form
    25,856.20/38,794.02 = 8,331.04/x
  3. Step 3: Cross multiply
    25,856.20x = 38,794.02 × 8,331.04
  4. Step 4: Simplify right side
    25,856.20x = 323,194,532.38
  5. Step 5: Solve for x
    x = 323,194,532.38/25,856.20
  6. Step 6: Final answer
    x = 12,499.69

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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.