Home / 41,366.19-61,971.51-20,539.47

Finding the Fourth Proportional to 41,366.19, 61,971.51 and 20,539.47

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Solution

The fourth proportional to 41,366.19, 61,971.51 and 20,539.47 is: 30,770.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,366.19 : 61,971.51 = 20,539.47 : x
  2. Step 2: Convert to fraction form
    41,366.19/61,971.51 = 20,539.47/x
  3. Step 3: Cross multiply
    41,366.19x = 61,971.51 × 20,539.47
  4. Step 4: Simplify right side
    41,366.19x = 1,272,861,970.50
  5. Step 5: Solve for x
    x = 1,272,861,970.50/41,366.19
  6. Step 6: Final answer
    x = 30,770.59

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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.