Home / 26,959.92-37,166.10-18,977.34

Finding the Fourth Proportional to 26,959.92, 37,166.10 and 18,977.34

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Solution

The fourth proportional to 26,959.92, 37,166.10 and 18,977.34 is: 26,161.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,959.92 : 37,166.10 = 18,977.34 : x
  2. Step 2: Convert to fraction form
    26,959.92/37,166.10 = 18,977.34/x
  3. Step 3: Cross multiply
    26,959.92x = 37,166.10 × 18,977.34
  4. Step 4: Simplify right side
    26,959.92x = 705,313,716.17
  5. Step 5: Solve for x
    x = 705,313,716.17/26,959.92
  6. Step 6: Final answer
    x = 26,161.57

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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.