Home / 25,799.76-38,766.06-25,077.24

Finding the Fourth Proportional to 25,799.76, 38,766.06 and 25,077.24

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Solution

The fourth proportional to 25,799.76, 38,766.06 and 25,077.24 is: 37,680.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,799.76 : 38,766.06 = 25,077.24 : x
  2. Step 2: Convert to fraction form
    25,799.76/38,766.06 = 25,077.24/x
  3. Step 3: Cross multiply
    25,799.76x = 38,766.06 × 25,077.24
  4. Step 4: Simplify right side
    25,799.76x = 972,145,790.47
  5. Step 5: Solve for x
    x = 972,145,790.47/25,799.76
  6. Step 6: Final answer
    x = 37,680.42

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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.