Home / 25,694.20-38,552.10-14,015.80

Finding the Fourth Proportional to 25,694.20, 38,552.10 and 14,015.80

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Solution

The fourth proportional to 25,694.20, 38,552.10 and 14,015.80 is: 21,029.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,694.20 : 38,552.10 = 14,015.80 : x
  2. Step 2: Convert to fraction form
    25,694.20/38,552.10 = 14,015.80/x
  3. Step 3: Cross multiply
    25,694.20x = 38,552.10 × 14,015.80
  4. Step 4: Simplify right side
    25,694.20x = 540,338,523.18
  5. Step 5: Solve for x
    x = 540,338,523.18/25,694.20
  6. Step 6: Final answer
    x = 21,029.59

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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.