Home / 26,839.98-40,259.97-7,119.36

Finding the Fourth Proportional to 26,839.98, 40,259.97 and 7,119.36

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Solution

The fourth proportional to 26,839.98, 40,259.97 and 7,119.36 is: 10,679.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,839.98 : 40,259.97 = 7,119.36 : x
  2. Step 2: Convert to fraction form
    26,839.98/40,259.97 = 7,119.36/x
  3. Step 3: Cross multiply
    26,839.98x = 40,259.97 × 7,119.36
  4. Step 4: Simplify right side
    26,839.98x = 286,625,220.02
  5. Step 5: Solve for x
    x = 286,625,220.02/26,839.98
  6. Step 6: Final answer
    x = 10,679.04

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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.