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Finding the Fourth Proportional to 22,707.86, 34,069.23 and 6,913.53

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Solution

The fourth proportional to 22,707.86, 34,069.23 and 6,913.53 is: 10,372.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,707.86 : 34,069.23 = 6,913.53 : x
  2. Step 2: Convert to fraction form
    22,707.86/34,069.23 = 6,913.53/x
  3. Step 3: Cross multiply
    22,707.86x = 34,069.23 × 6,913.53
  4. Step 4: Simplify right side
    22,707.86x = 235,538,643.68
  5. Step 5: Solve for x
    x = 235,538,643.68/22,707.86
  6. Step 6: Final answer
    x = 10,372.56

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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.