Home / 25,474.59-35,154.24-15,271.38

Finding the Fourth Proportional to 25,474.59, 35,154.24 and 15,271.38

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Solution

The fourth proportional to 25,474.59, 35,154.24 and 15,271.38 is: 21,074.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,474.59 : 35,154.24 = 15,271.38 : x
  2. Step 2: Convert to fraction form
    25,474.59/35,154.24 = 15,271.38/x
  3. Step 3: Cross multiply
    25,474.59x = 35,154.24 × 15,271.38
  4. Step 4: Simplify right side
    25,474.59x = 536,853,757.65
  5. Step 5: Solve for x
    x = 536,853,757.65/25,474.59
  6. Step 6: Final answer
    x = 21,074.09

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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.