Home / 25,443.82-38,165.46-11,400.58

Finding the Fourth Proportional to 25,443.82, 38,165.46 and 11,400.58

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Solution

The fourth proportional to 25,443.82, 38,165.46 and 11,400.58 is: 17,100.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,443.82 : 38,165.46 = 11,400.58 : x
  2. Step 2: Convert to fraction form
    25,443.82/38,165.46 = 11,400.58/x
  3. Step 3: Cross multiply
    25,443.82x = 38,165.46 × 11,400.58
  4. Step 4: Simplify right side
    25,443.82x = 435,108,379.97
  5. Step 5: Solve for x
    x = 435,108,379.97/25,443.82
  6. Step 6: Final answer
    x = 17,100.75

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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.