Home / 26,003.70-39,009.33-8,469.18

Finding the Fourth Proportional to 26,003.70, 39,009.33 and 8,469.18

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Solution

The fourth proportional to 26,003.70, 39,009.33 and 8,469.18 is: 12,705.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,003.70 : 39,009.33 = 8,469.18 : x
  2. Step 2: Convert to fraction form
    26,003.70/39,009.33 = 8,469.18/x
  3. Step 3: Cross multiply
    26,003.70x = 39,009.33 × 8,469.18
  4. Step 4: Simplify right side
    26,003.70x = 330,377,037.45
  5. Step 5: Solve for x
    x = 330,377,037.45/26,003.70
  6. Step 6: Final answer
    x = 12,705.00

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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.