Home / 41,347.31-61,971.76-28,799.40

Finding the Fourth Proportional to 41,347.31, 61,971.76 and 28,799.40

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Solution

The fourth proportional to 41,347.31, 61,971.76 and 28,799.40 is: 43,164.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,347.31 : 61,971.76 = 28,799.40 : x
  2. Step 2: Convert to fraction form
    41,347.31/61,971.76 = 28,799.40/x
  3. Step 3: Cross multiply
    41,347.31x = 61,971.76 × 28,799.40
  4. Step 4: Simplify right side
    41,347.31x = 1,784,749,504.94
  5. Step 5: Solve for x
    x = 1,784,749,504.94/41,347.31
  6. Step 6: Final answer
    x = 43,164.83

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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.