Home / 25,640.28-38,451.24-9,846.36

Finding the Fourth Proportional to 25,640.28, 38,451.24 and 9,846.36

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Solution

The fourth proportional to 25,640.28, 38,451.24 and 9,846.36 is: 14,766.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,640.28 : 38,451.24 = 9,846.36 : x
  2. Step 2: Convert to fraction form
    25,640.28/38,451.24 = 9,846.36/x
  3. Step 3: Cross multiply
    25,640.28x = 38,451.24 × 9,846.36
  4. Step 4: Simplify right side
    25,640.28x = 378,604,751.49
  5. Step 5: Solve for x
    x = 378,604,751.49/25,640.28
  6. Step 6: Final answer
    x = 14,766.01

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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.