Home / 25,086.30-37,616.09-8,440.80

Finding the Fourth Proportional to 25,086.30, 37,616.09 and 8,440.80

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Solution

The fourth proportional to 25,086.30, 37,616.09 and 8,440.80 is: 12,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,086.30 : 37,616.09 = 8,440.80 : x
  2. Step 2: Convert to fraction form
    25,086.30/37,616.09 = 8,440.80/x
  3. Step 3: Cross multiply
    25,086.30x = 37,616.09 × 8,440.80
  4. Step 4: Simplify right side
    25,086.30x = 317,509,850.27
  5. Step 5: Solve for x
    x = 317,509,850.27/25,086.30
  6. Step 6: Final answer
    x = 12,656.70

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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.