Home / 40,269.58-60,377.70-19,212.87

Finding the Fourth Proportional to 40,269.58, 60,377.70 and 19,212.87

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Solution

The fourth proportional to 40,269.58, 60,377.70 and 19,212.87 is: 28,806.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,269.58 : 60,377.70 = 19,212.87 : x
  2. Step 2: Convert to fraction form
    40,269.58/60,377.70 = 19,212.87/x
  3. Step 3: Cross multiply
    40,269.58x = 60,377.70 × 19,212.87
  4. Step 4: Simplify right side
    40,269.58x = 1,160,028,901.00
  5. Step 5: Solve for x
    x = 1,160,028,901.00/40,269.58
  6. Step 6: Final answer
    x = 28,806.58

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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.