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Finding the Fourth Proportional to 22,804.88, 34,218.15 and 15,795.68

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Solution

The fourth proportional to 22,804.88, 34,218.15 and 15,795.68 is: 23,701.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,804.88 : 34,218.15 = 15,795.68 : x
  2. Step 2: Convert to fraction form
    22,804.88/34,218.15 = 15,795.68/x
  3. Step 3: Cross multiply
    22,804.88x = 34,218.15 × 15,795.68
  4. Step 4: Simplify right side
    22,804.88x = 540,498,947.59
  5. Step 5: Solve for x
    x = 540,498,947.59/22,804.88
  6. Step 6: Final answer
    x = 23,701.02

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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.