Home / 26,105.31-39,160.33-7,385.60

Finding the Fourth Proportional to 26,105.31, 39,160.33 and 7,385.60

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Solution

The fourth proportional to 26,105.31, 39,160.33 and 7,385.60 is: 11,079.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,105.31 : 39,160.33 = 7,385.60 : x
  2. Step 2: Convert to fraction form
    26,105.31/39,160.33 = 7,385.60/x
  3. Step 3: Cross multiply
    26,105.31x = 39,160.33 × 7,385.60
  4. Step 4: Simplify right side
    26,105.31x = 289,222,612.68
  5. Step 5: Solve for x
    x = 289,222,612.68/26,105.31
  6. Step 6: Final answer
    x = 11,079.07

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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.