Home / 25,917.12-38,838.84-11,842.56

Finding the Fourth Proportional to 25,917.12, 38,838.84 and 11,842.56

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Solution

The fourth proportional to 25,917.12, 38,838.84 and 11,842.56 is: 17,747.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,917.12 : 38,838.84 = 11,842.56 : x
  2. Step 2: Convert to fraction form
    25,917.12/38,838.84 = 11,842.56/x
  3. Step 3: Cross multiply
    25,917.12x = 38,838.84 × 11,842.56
  4. Step 4: Simplify right side
    25,917.12x = 459,951,293.03
  5. Step 5: Solve for x
    x = 459,951,293.03/25,917.12
  6. Step 6: Final answer
    x = 17,747.01

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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.