Home / 25,586.46-38,375.51-18,168.48

Finding the Fourth Proportional to 25,586.46, 38,375.51 and 18,168.48

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Solution

The fourth proportional to 25,586.46, 38,375.51 and 18,168.48 is: 27,249.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,586.46 : 38,375.51 = 18,168.48 : x
  2. Step 2: Convert to fraction form
    25,586.46/38,375.51 = 18,168.48/x
  3. Step 3: Cross multiply
    25,586.46x = 38,375.51 × 18,168.48
  4. Step 4: Simplify right side
    25,586.46x = 697,224,595.08
  5. Step 5: Solve for x
    x = 697,224,595.08/25,586.46
  6. Step 6: Final answer
    x = 27,249.75

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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.