Home / 25,463.97-38,178.39-11,225.54

Finding the Fourth Proportional to 25,463.97, 38,178.39 and 11,225.54

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Solution

The fourth proportional to 25,463.97, 38,178.39 and 11,225.54 is: 16,830.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,463.97 : 38,178.39 = 11,225.54 : x
  2. Step 2: Convert to fraction form
    25,463.97/38,178.39 = 11,225.54/x
  3. Step 3: Cross multiply
    25,463.97x = 38,178.39 × 11,225.54
  4. Step 4: Simplify right side
    25,463.97x = 428,572,903.73
  5. Step 5: Solve for x
    x = 428,572,903.73/25,463.97
  6. Step 6: Final answer
    x = 16,830.56

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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.