Home / 22,759.22-34,138.83-7,178.06

Finding the Fourth Proportional to 22,759.22, 34,138.83 and 7,178.06

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Solution

The fourth proportional to 22,759.22, 34,138.83 and 7,178.06 is: 10,767.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,759.22 : 34,138.83 = 7,178.06 : x
  2. Step 2: Convert to fraction form
    22,759.22/34,138.83 = 7,178.06/x
  3. Step 3: Cross multiply
    22,759.22x = 34,138.83 × 7,178.06
  4. Step 4: Simplify right side
    22,759.22x = 245,050,570.07
  5. Step 5: Solve for x
    x = 245,050,570.07/22,759.22
  6. Step 6: Final answer
    x = 10,767.09

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Similar ratio
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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.