Home / 49,888.35-74,832.44-20,299.59

Finding the Fourth Proportional to 49,888.35, 74,832.44 and 20,299.59

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Solution

The fourth proportional to 49,888.35, 74,832.44 and 20,299.59 is: 30,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,888.35 : 74,832.44 = 20,299.59 : x
  2. Step 2: Convert to fraction form
    49,888.35/74,832.44 = 20,299.59/x
  3. Step 3: Cross multiply
    49,888.35x = 74,832.44 × 20,299.59
  4. Step 4: Simplify right side
    49,888.35x = 1,519,067,749.20
  5. Step 5: Solve for x
    x = 1,519,067,749.20/49,888.35
  6. Step 6: Final answer
    x = 30,449.35

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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.