Home / 27,791.84-38,374.86-25,666.59

Finding the Fourth Proportional to 27,791.84, 38,374.86 and 25,666.59

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Solution

The fourth proportional to 27,791.84, 38,374.86 and 25,666.59 is: 35,440.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,791.84 : 38,374.86 = 25,666.59 : x
  2. Step 2: Convert to fraction form
    27,791.84/38,374.86 = 25,666.59/x
  3. Step 3: Cross multiply
    27,791.84x = 38,374.86 × 25,666.59
  4. Step 4: Simplify right side
    27,791.84x = 984,951,797.93
  5. Step 5: Solve for x
    x = 984,951,797.93/27,791.84
  6. Step 6: Final answer
    x = 35,440.32

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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.