Home / 26,015.06-39,013.14-9,144.65

Finding the Fourth Proportional to 26,015.06, 39,013.14 and 9,144.65

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Solution

The fourth proportional to 26,015.06, 39,013.14 and 9,144.65 is: 13,713.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,015.06 : 39,013.14 = 9,144.65 : x
  2. Step 2: Convert to fraction form
    26,015.06/39,013.14 = 9,144.65/x
  3. Step 3: Cross multiply
    26,015.06x = 39,013.14 × 9,144.65
  4. Step 4: Simplify right side
    26,015.06x = 356,761,510.70
  5. Step 5: Solve for x
    x = 356,761,510.70/26,015.06
  6. Step 6: Final answer
    x = 13,713.65

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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.