Home / 25,223.88-34,822.94-15,154.80

Finding the Fourth Proportional to 25,223.88, 34,822.94 and 15,154.80

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Solution

The fourth proportional to 25,223.88, 34,822.94 and 15,154.80 is: 20,922.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,223.88 : 34,822.94 = 15,154.80 : x
  2. Step 2: Convert to fraction form
    25,223.88/34,822.94 = 15,154.80/x
  3. Step 3: Cross multiply
    25,223.88x = 34,822.94 × 15,154.80
  4. Step 4: Simplify right side
    25,223.88x = 527,734,691.11
  5. Step 5: Solve for x
    x = 527,734,691.11/25,223.88
  6. Step 6: Final answer
    x = 20,922.03

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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.