Home / 35,930.92-49,581.45-20,015.03

Finding the Fourth Proportional to 35,930.92, 49,581.45 and 20,015.03

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Solution

The fourth proportional to 35,930.92, 49,581.45 and 20,015.03 is: 27,618.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,930.92 : 49,581.45 = 20,015.03 : x
  2. Step 2: Convert to fraction form
    35,930.92/49,581.45 = 20,015.03/x
  3. Step 3: Cross multiply
    35,930.92x = 49,581.45 × 20,015.03
  4. Step 4: Simplify right side
    35,930.92x = 992,373,961.29
  5. Step 5: Solve for x
    x = 992,373,961.29/35,930.92
  6. Step 6: Final answer
    x = 27,618.94

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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.