Home / 26,916.97-40,377.51-8,198.59

Finding the Fourth Proportional to 26,916.97, 40,377.51 and 8,198.59

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Solution

The fourth proportional to 26,916.97, 40,377.51 and 8,198.59 is: 12,298.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,916.97 : 40,377.51 = 8,198.59 : x
  2. Step 2: Convert to fraction form
    26,916.97/40,377.51 = 8,198.59/x
  3. Step 3: Cross multiply
    26,916.97x = 40,377.51 × 8,198.59
  4. Step 4: Simplify right side
    26,916.97x = 331,038,649.71
  5. Step 5: Solve for x
    x = 331,038,649.71/26,916.97
  6. Step 6: Final answer
    x = 12,298.51

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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.