Home / 26,285.38-36,268.41-15,105.22

Finding the Fourth Proportional to 26,285.38, 36,268.41 and 15,105.22

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Solution

The fourth proportional to 26,285.38, 36,268.41 and 15,105.22 is: 20,842.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,285.38 : 36,268.41 = 15,105.22 : x
  2. Step 2: Convert to fraction form
    26,285.38/36,268.41 = 15,105.22/x
  3. Step 3: Cross multiply
    26,285.38x = 36,268.41 × 15,105.22
  4. Step 4: Simplify right side
    26,285.38x = 547,842,312.10
  5. Step 5: Solve for x
    x = 547,842,312.10/26,285.38
  6. Step 6: Final answer
    x = 20,842.09

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Half scale
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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.