Home / 12,377.43-17,073.29-7,338.29

Finding the Fourth Proportional to 12,377.43, 17,073.29 and 7,338.29

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Solution

The fourth proportional to 12,377.43, 17,073.29 and 7,338.29 is: 10,122.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377.43 : 17,073.29 = 7,338.29 : x
  2. Step 2: Convert to fraction form
    12,377.43/17,073.29 = 7,338.29/x
  3. Step 3: Cross multiply
    12,377.43x = 17,073.29 × 7,338.29
  4. Step 4: Simplify right side
    12,377.43x = 125,288,631.22
  5. Step 5: Solve for x
    x = 125,288,631.22/12,377.43
  6. Step 6: Final answer
    x = 10,122.35

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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.