Home / 26,160.29-39,187.83-12,100.58

Finding the Fourth Proportional to 26,160.29, 39,187.83 and 12,100.58

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Solution

The fourth proportional to 26,160.29, 39,187.83 and 12,100.58 is: 18,126.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,160.29 : 39,187.83 = 12,100.58 : x
  2. Step 2: Convert to fraction form
    26,160.29/39,187.83 = 12,100.58/x
  3. Step 3: Cross multiply
    26,160.29x = 39,187.83 × 12,100.58
  4. Step 4: Simplify right side
    26,160.29x = 474,195,471.94
  5. Step 5: Solve for x
    x = 474,195,471.94/26,160.29
  6. Step 6: Final answer
    x = 18,126.54

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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.