Home / 22,065.79-33,098.40-5,425.97

Finding the Fourth Proportional to 22,065.79, 33,098.40 and 5,425.97

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Solution

The fourth proportional to 22,065.79, 33,098.40 and 5,425.97 is: 8,138.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065.79 : 33,098.40 = 5,425.97 : x
  2. Step 2: Convert to fraction form
    22,065.79/33,098.40 = 5,425.97/x
  3. Step 3: Cross multiply
    22,065.79x = 33,098.40 × 5,425.97
  4. Step 4: Simplify right side
    22,065.79x = 179,590,890.86
  5. Step 5: Solve for x
    x = 179,590,890.86/22,065.79
  6. Step 6: Final answer
    x = 8,138.88

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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.