Home / 25,275.30-34,879.14-13,944.66

Finding the Fourth Proportional to 25,275.30, 34,879.14 and 13,944.66

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Solution

The fourth proportional to 25,275.30, 34,879.14 and 13,944.66 is: 19,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,275.30 : 34,879.14 = 13,944.66 : x
  2. Step 2: Convert to fraction form
    25,275.30/34,879.14 = 13,944.66/x
  3. Step 3: Cross multiply
    25,275.30x = 34,879.14 × 13,944.66
  4. Step 4: Simplify right side
    25,275.30x = 486,377,748.39
  5. Step 5: Solve for x
    x = 486,377,748.39/25,275.30
  6. Step 6: Final answer
    x = 19,243.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.