Home / 25,503.66-38,255.45-8,863.69

Finding the Fourth Proportional to 25,503.66, 38,255.45 and 8,863.69

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Solution

The fourth proportional to 25,503.66, 38,255.45 and 8,863.69 is: 13,295.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,503.66 : 38,255.45 = 8,863.69 : x
  2. Step 2: Convert to fraction form
    25,503.66/38,255.45 = 8,863.69/x
  3. Step 3: Cross multiply
    25,503.66x = 38,255.45 × 8,863.69
  4. Step 4: Simplify right side
    25,503.66x = 339,084,449.61
  5. Step 5: Solve for x
    x = 339,084,449.61/25,503.66
  6. Step 6: Final answer
    x = 13,295.52

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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.