Home / 49,394.13-74,133.11-19,831.96

Finding the Fourth Proportional to 49,394.13, 74,133.11 and 19,831.96

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Solution

The fourth proportional to 49,394.13, 74,133.11 and 19,831.96 is: 29,764.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,394.13 : 74,133.11 = 19,831.96 : x
  2. Step 2: Convert to fraction form
    49,394.13/74,133.11 = 19,831.96/x
  3. Step 3: Cross multiply
    49,394.13x = 74,133.11 × 19,831.96
  4. Step 4: Simplify right side
    49,394.13x = 1,470,204,872.20
  5. Step 5: Solve for x
    x = 1,470,204,872.20/49,394.13
  6. Step 6: Final answer
    x = 29,764.77

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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.