Home / 25,234.64-34,824.94-15,167.76

Finding the Fourth Proportional to 25,234.64, 34,824.94 and 15,167.76

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Solution

The fourth proportional to 25,234.64, 34,824.94 and 15,167.76 is: 20,932.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,234.64 : 34,824.94 = 15,167.76 : x
  2. Step 2: Convert to fraction form
    25,234.64/34,824.94 = 15,167.76/x
  3. Step 3: Cross multiply
    25,234.64x = 34,824.94 × 15,167.76
  4. Step 4: Simplify right side
    25,234.64x = 528,216,163.42
  5. Step 5: Solve for x
    x = 528,216,163.42/25,234.64
  6. Step 6: Final answer
    x = 20,932.19

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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.