Home / 33,670.24-50,449.52-20,482.72

Finding the Fourth Proportional to 33,670.24, 50,449.52 and 20,482.72

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Solution

The fourth proportional to 33,670.24, 50,449.52 and 20,482.72 is: 30,690.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,670.24 : 50,449.52 = 20,482.72 : x
  2. Step 2: Convert to fraction form
    33,670.24/50,449.52 = 20,482.72/x
  3. Step 3: Cross multiply
    33,670.24x = 50,449.52 × 20,482.72
  4. Step 4: Simplify right side
    33,670.24x = 1,033,343,392.29
  5. Step 5: Solve for x
    x = 1,033,343,392.29/33,670.24
  6. Step 6: Final answer
    x = 30,690.11

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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.