Home / 34,811.09-47,917.89-30,046.15

Finding the Fourth Proportional to 34,811.09, 47,917.89 and 30,046.15

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Solution

The fourth proportional to 34,811.09, 47,917.89 and 30,046.15 is: 41,358.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,811.09 : 47,917.89 = 30,046.15 : x
  2. Step 2: Convert to fraction form
    34,811.09/47,917.89 = 30,046.15/x
  3. Step 3: Cross multiply
    34,811.09x = 47,917.89 × 30,046.15
  4. Step 4: Simplify right side
    34,811.09x = 1,439,748,110.62
  5. Step 5: Solve for x
    x = 1,439,748,110.62/34,811.09
  6. Step 6: Final answer
    x = 41,358.89

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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.