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Finding the Fourth Proportional to 22,907.73, 34,344.09 and 15,867.51

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Solution

The fourth proportional to 22,907.73, 34,344.09 and 15,867.51 is: 23,789.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,907.73 : 34,344.09 = 15,867.51 : x
  2. Step 2: Convert to fraction form
    22,907.73/34,344.09 = 15,867.51/x
  3. Step 3: Cross multiply
    22,907.73x = 34,344.09 × 15,867.51
  4. Step 4: Simplify right side
    22,907.73x = 544,955,191.52
  5. Step 5: Solve for x
    x = 544,955,191.52/22,907.73
  6. Step 6: Final answer
    x = 23,789.14

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1.5x scale

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.