Home / 18,475.74-25,496.54-10,517.95

Finding the Fourth Proportional to 18,475.74, 25,496.54 and 10,517.95

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Solution

The fourth proportional to 18,475.74, 25,496.54 and 10,517.95 is: 14,514.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475.74 : 25,496.54 = 10,517.95 : x
  2. Step 2: Convert to fraction form
    18,475.74/25,496.54 = 10,517.95/x
  3. Step 3: Cross multiply
    18,475.74x = 25,496.54 × 10,517.95
  4. Step 4: Simplify right side
    18,475.74x = 268,171,458.59
  5. Step 5: Solve for x
    x = 268,171,458.59/18,475.74
  6. Step 6: Final answer
    x = 14,514.79

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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.