Home / 26,385.10-39,610.05-26,190.70

Finding the Fourth Proportional to 26,385.10, 39,610.05 and 26,190.70

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Solution

The fourth proportional to 26,385.10, 39,610.05 and 26,190.70 is: 39,318.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,385.10 : 39,610.05 = 26,190.70 : x
  2. Step 2: Convert to fraction form
    26,385.10/39,610.05 = 26,190.70/x
  3. Step 3: Cross multiply
    26,385.10x = 39,610.05 × 26,190.70
  4. Step 4: Simplify right side
    26,385.10x = 1,037,414,936.54
  5. Step 5: Solve for x
    x = 1,037,414,936.54/26,385.10
  6. Step 6: Final answer
    x = 39,318.21

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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.