Home / 35,414.14-48,860.47-20,098.15

Finding the Fourth Proportional to 35,414.14, 48,860.47 and 20,098.15

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Solution

The fourth proportional to 35,414.14, 48,860.47 and 20,098.15 is: 27,729.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,414.14 : 48,860.47 = 20,098.15 : x
  2. Step 2: Convert to fraction form
    35,414.14/48,860.47 = 20,098.15/x
  3. Step 3: Cross multiply
    35,414.14x = 48,860.47 × 20,098.15
  4. Step 4: Simplify right side
    35,414.14x = 982,004,982.47
  5. Step 5: Solve for x
    x = 982,004,982.47/35,414.14
  6. Step 6: Final answer
    x = 27,729.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.