Home / 26,949.80-40,424.70-25,740.20

Finding the Fourth Proportional to 26,949.80, 40,424.70 and 25,740.20

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Solution

The fourth proportional to 26,949.80, 40,424.70 and 25,740.20 is: 38,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,949.80 : 40,424.70 = 25,740.20 : x
  2. Step 2: Convert to fraction form
    26,949.80/40,424.70 = 25,740.20/x
  3. Step 3: Cross multiply
    26,949.80x = 40,424.70 × 25,740.20
  4. Step 4: Simplify right side
    26,949.80x = 1,040,539,862.94
  5. Step 5: Solve for x
    x = 1,040,539,862.94/26,949.80
  6. Step 6: Final answer
    x = 38,610.30

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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.