Home / 35,144.33-48,500.31-20,036.70

Finding the Fourth Proportional to 35,144.33, 48,500.31 and 20,036.70

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Solution

The fourth proportional to 35,144.33, 48,500.31 and 20,036.70 is: 27,651.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,144.33 : 48,500.31 = 20,036.70 : x
  2. Step 2: Convert to fraction form
    35,144.33/48,500.31 = 20,036.70/x
  3. Step 3: Cross multiply
    35,144.33x = 48,500.31 × 20,036.70
  4. Step 4: Simplify right side
    35,144.33x = 971,786,161.38
  5. Step 5: Solve for x
    x = 971,786,161.38/35,144.33
  6. Step 6: Final answer
    x = 27,651.30

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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.