Home / 26,949.89-40,424.83-10,315.02

Finding the Fourth Proportional to 26,949.89, 40,424.83 and 10,315.02

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Solution

The fourth proportional to 26,949.89, 40,424.83 and 10,315.02 is: 15,472.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,949.89 : 40,424.83 = 10,315.02 : x
  2. Step 2: Convert to fraction form
    26,949.89/40,424.83 = 10,315.02/x
  3. Step 3: Cross multiply
    26,949.89x = 40,424.83 × 10,315.02
  4. Step 4: Simplify right side
    26,949.89x = 416,982,929.95
  5. Step 5: Solve for x
    x = 416,982,929.95/26,949.89
  6. Step 6: Final answer
    x = 15,472.53

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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.