Home / 25,227.27-34,811.84-15,017.76

Finding the Fourth Proportional to 25,227.27, 34,811.84 and 15,017.76

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Solution

The fourth proportional to 25,227.27, 34,811.84 and 15,017.76 is: 20,723.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,227.27 : 34,811.84 = 15,017.76 : x
  2. Step 2: Convert to fraction form
    25,227.27/34,811.84 = 15,017.76/x
  3. Step 3: Cross multiply
    25,227.27x = 34,811.84 × 15,017.76
  4. Step 4: Simplify right side
    25,227.27x = 522,795,783.19
  5. Step 5: Solve for x
    x = 522,795,783.19/25,227.27
  6. Step 6: Final answer
    x = 20,723.44

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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.