Home / 25,424.14-35,087.97-15,734.92

Finding the Fourth Proportional to 25,424.14, 35,087.97 and 15,734.92

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Solution

The fourth proportional to 25,424.14, 35,087.97 and 15,734.92 is: 21,715.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,424.14 : 35,087.97 = 15,734.92 : x
  2. Step 2: Convert to fraction form
    25,424.14/35,087.97 = 15,734.92/x
  3. Step 3: Cross multiply
    25,424.14x = 35,087.97 × 15,734.92
  4. Step 4: Simplify right side
    25,424.14x = 552,106,400.91
  5. Step 5: Solve for x
    x = 552,106,400.91/25,424.14
  6. Step 6: Final answer
    x = 21,715.83

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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.