Home / 25,687.14-38,538.94-10,908.48

Finding the Fourth Proportional to 25,687.14, 38,538.94 and 10,908.48

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Solution

The fourth proportional to 25,687.14, 38,538.94 and 10,908.48 is: 16,366.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,687.14 : 38,538.94 = 10,908.48 : x
  2. Step 2: Convert to fraction form
    25,687.14/38,538.94 = 10,908.48/x
  3. Step 3: Cross multiply
    25,687.14x = 38,538.94 × 10,908.48
  4. Step 4: Simplify right side
    25,687.14x = 420,401,256.21
  5. Step 5: Solve for x
    x = 420,401,256.21/25,687.14
  6. Step 6: Final answer
    x = 16,366.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.