Home / 25,899.32-35,754.72-18,351.92

Finding the Fourth Proportional to 25,899.32, 35,754.72 and 18,351.92

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Solution

The fourth proportional to 25,899.32, 35,754.72 and 18,351.92 is: 25,335.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,899.32 : 35,754.72 = 18,351.92 : x
  2. Step 2: Convert to fraction form
    25,899.32/35,754.72 = 18,351.92/x
  3. Step 3: Cross multiply
    25,899.32x = 35,754.72 × 18,351.92
  4. Step 4: Simplify right side
    25,899.32x = 656,167,761.06
  5. Step 5: Solve for x
    x = 656,167,761.06/25,899.32
  6. Step 6: Final answer
    x = 25,335.33

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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.