Home / 25,414.91-35,075.85-15,349.04

Finding the Fourth Proportional to 25,414.91, 35,075.85 and 15,349.04

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Solution

The fourth proportional to 25,414.91, 35,075.85 and 15,349.04 is: 21,183.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,414.91 : 35,075.85 = 15,349.04 : x
  2. Step 2: Convert to fraction form
    25,414.91/35,075.85 = 15,349.04/x
  3. Step 3: Cross multiply
    25,414.91x = 35,075.85 × 15,349.04
  4. Step 4: Simplify right side
    25,414.91x = 538,380,624.68
  5. Step 5: Solve for x
    x = 538,380,624.68/25,414.91
  6. Step 6: Final answer
    x = 21,183.65

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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.