Home / 49,873.42-74,768.73-20,305.18

Finding the Fourth Proportional to 49,873.42, 74,768.73 and 20,305.18

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Solution

The fourth proportional to 49,873.42, 74,768.73 and 20,305.18 is: 30,440.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,873.42 : 74,768.73 = 20,305.18 : x
  2. Step 2: Convert to fraction form
    49,873.42/74,768.73 = 20,305.18/x
  3. Step 3: Cross multiply
    49,873.42x = 74,768.73 × 20,305.18
  4. Step 4: Simplify right side
    49,873.42x = 1,518,192,521.02
  5. Step 5: Solve for x
    x = 1,518,192,521.02/49,873.42
  6. Step 6: Final answer
    x = 30,440.91

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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.