Home / 26,515.98-39,687.42-19,494.13

Finding the Fourth Proportional to 26,515.98, 39,687.42 and 19,494.13

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Solution

The fourth proportional to 26,515.98, 39,687.42 and 19,494.13 is: 29,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,515.98 : 39,687.42 = 19,494.13 : x
  2. Step 2: Convert to fraction form
    26,515.98/39,687.42 = 19,494.13/x
  3. Step 3: Cross multiply
    26,515.98x = 39,687.42 × 19,494.13
  4. Step 4: Simplify right side
    26,515.98x = 773,671,724.84
  5. Step 5: Solve for x
    x = 773,671,724.84/26,515.98
  6. Step 6: Final answer
    x = 29,177.56

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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.