Home / 25,295.68-34,906.51-15,227.38

Finding the Fourth Proportional to 25,295.68, 34,906.51 and 15,227.38

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Solution

The fourth proportional to 25,295.68, 34,906.51 and 15,227.38 is: 21,012.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,295.68 : 34,906.51 = 15,227.38 : x
  2. Step 2: Convert to fraction form
    25,295.68/34,906.51 = 15,227.38/x
  3. Step 3: Cross multiply
    25,295.68x = 34,906.51 × 15,227.38
  4. Step 4: Simplify right side
    25,295.68x = 531,534,692.24
  5. Step 5: Solve for x
    x = 531,534,692.24/25,295.68
  6. Step 6: Final answer
    x = 21,012.86

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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.