Home / 25,255.83-37,884.90-9,456.78

Finding the Fourth Proportional to 25,255.83, 37,884.90 and 9,456.78

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Solution

The fourth proportional to 25,255.83, 37,884.90 and 9,456.78 is: 14,185.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,255.83 : 37,884.90 = 9,456.78 : x
  2. Step 2: Convert to fraction form
    25,255.83/37,884.90 = 9,456.78/x
  3. Step 3: Cross multiply
    25,255.83x = 37,884.90 × 9,456.78
  4. Step 4: Simplify right side
    25,255.83x = 358,269,342.15
  5. Step 5: Solve for x
    x = 358,269,342.15/25,255.83
  6. Step 6: Final answer
    x = 14,185.61

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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.