Home / 35,921.50-49,568.12-20,007.43

Finding the Fourth Proportional to 35,921.50, 49,568.12 and 20,007.43

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Solution

The fourth proportional to 35,921.50, 49,568.12 and 20,007.43 is: 27,608.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,921.50 : 49,568.12 = 20,007.43 : x
  2. Step 2: Convert to fraction form
    35,921.50/49,568.12 = 20,007.43/x
  3. Step 3: Cross multiply
    35,921.50x = 49,568.12 × 20,007.43
  4. Step 4: Simplify right side
    35,921.50x = 991,730,691.13
  5. Step 5: Solve for x
    x = 991,730,691.13/35,921.50
  6. Step 6: Final answer
    x = 27,608.28

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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.