Home / 26,198.28-36,151.92-15,588.72

Finding the Fourth Proportional to 26,198.28, 36,151.92 and 15,588.72

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Solution

The fourth proportional to 26,198.28, 36,151.92 and 15,588.72 is: 21,511.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,198.28 : 36,151.92 = 15,588.72 : x
  2. Step 2: Convert to fraction form
    26,198.28/36,151.92 = 15,588.72/x
  3. Step 3: Cross multiply
    26,198.28x = 36,151.92 × 15,588.72
  4. Step 4: Simplify right side
    26,198.28x = 563,562,158.34
  5. Step 5: Solve for x
    x = 563,562,158.34/26,198.28
  6. Step 6: Final answer
    x = 21,511.42

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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.