Home / 25,944.31-38,919.35-11,154.72

Finding the Fourth Proportional to 25,944.31, 38,919.35 and 11,154.72

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Solution

The fourth proportional to 25,944.31, 38,919.35 and 11,154.72 is: 16,733.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,944.31 : 38,919.35 = 11,154.72 : x
  2. Step 2: Convert to fraction form
    25,944.31/38,919.35 = 11,154.72/x
  3. Step 3: Cross multiply
    25,944.31x = 38,919.35 × 11,154.72
  4. Step 4: Simplify right side
    25,944.31x = 434,134,625.67
  5. Step 5: Solve for x
    x = 434,134,625.67/25,944.31
  6. Step 6: Final answer
    x = 16,733.33

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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.