Home / 25,868.76-38,811.24-10,883.76

Finding the Fourth Proportional to 25,868.76, 38,811.24 and 10,883.76

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Solution

The fourth proportional to 25,868.76, 38,811.24 and 10,883.76 is: 16,329.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,868.76 : 38,811.24 = 10,883.76 : x
  2. Step 2: Convert to fraction form
    25,868.76/38,811.24 = 10,883.76/x
  3. Step 3: Cross multiply
    25,868.76x = 38,811.24 × 10,883.76
  4. Step 4: Simplify right side
    25,868.76x = 422,412,221.46
  5. Step 5: Solve for x
    x = 422,412,221.46/25,868.76
  6. Step 6: Final answer
    x = 16,329.05

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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.