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Finding the Fourth Proportional to 48,894.50, 67,474.42 and 26,538.50

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Solution

The fourth proportional to 48,894.50, 67,474.42 and 26,538.50 is: 36,623.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,894.50 : 67,474.42 = 26,538.50 : x
  2. Step 2: Convert to fraction form
    48,894.50/67,474.42 = 26,538.50/x
  3. Step 3: Cross multiply
    48,894.50x = 67,474.42 × 26,538.50
  4. Step 4: Simplify right side
    48,894.50x = 1,790,669,895.17
  5. Step 5: Solve for x
    x = 1,790,669,895.17/48,894.50
  6. Step 6: Final answer
    x = 36,623.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.