Home / 22,919.90-34,366.17-7,120.19

Finding the Fourth Proportional to 22,919.90, 34,366.17 and 7,120.19

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Solution

The fourth proportional to 22,919.90, 34,366.17 and 7,120.19 is: 10,676.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919.90 : 34,366.17 = 7,120.19 : x
  2. Step 2: Convert to fraction form
    22,919.90/34,366.17 = 7,120.19/x
  3. Step 3: Cross multiply
    22,919.90x = 34,366.17 × 7,120.19
  4. Step 4: Simplify right side
    22,919.90x = 244,693,488.14
  5. Step 5: Solve for x
    x = 244,693,488.14/22,919.90
  6. Step 6: Final answer
    x = 10,676.03

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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.