Home / 25,738.32-35,524.44-15,670

Finding the Fourth Proportional to 25,738.32, 35,524.44 and 15,670

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Solution

The fourth proportional to 25,738.32, 35,524.44 and 15,670 is: 21,627.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,738.32 : 35,524.44 = 15,670 : x
  2. Step 2: Convert to fraction form
    25,738.32/35,524.44 = 15,670/x
  3. Step 3: Cross multiply
    25,738.32x = 35,524.44 × 15,670
  4. Step 4: Simplify right side
    25,738.32x = 556,667,974.80
  5. Step 5: Solve for x
    x = 556,667,974.80/25,738.32
  6. Step 6: Final answer
    x = 21,627.98

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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.