Home / 25,250.38-34,908.51-18,951.82

Finding the Fourth Proportional to 25,250.38, 34,908.51 and 18,951.82

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Solution

The fourth proportional to 25,250.38, 34,908.51 and 18,951.82 is: 26,200.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,250.38 : 34,908.51 = 18,951.82 : x
  2. Step 2: Convert to fraction form
    25,250.38/34,908.51 = 18,951.82/x
  3. Step 3: Cross multiply
    25,250.38x = 34,908.51 × 18,951.82
  4. Step 4: Simplify right side
    25,250.38x = 661,579,797.99
  5. Step 5: Solve for x
    x = 661,579,797.99/25,250.38
  6. Step 6: Final answer
    x = 26,200.79

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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.