Home / 34,917.81-48,187.68-19,811.11

Finding the Fourth Proportional to 34,917.81, 48,187.68 and 19,811.11

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Solution

The fourth proportional to 34,917.81, 48,187.68 and 19,811.11 is: 27,339.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,917.81 : 48,187.68 = 19,811.11 : x
  2. Step 2: Convert to fraction form
    34,917.81/48,187.68 = 19,811.11/x
  3. Step 3: Cross multiply
    34,917.81x = 48,187.68 × 19,811.11
  4. Step 4: Simplify right side
    34,917.81x = 954,651,351.32
  5. Step 5: Solve for x
    x = 954,651,351.32/34,917.81
  6. Step 6: Final answer
    x = 27,339.95

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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.