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Finding the Fourth Proportional to 48,695, 67,199.10 and 26,339

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Solution

The fourth proportional to 48,695, 67,199.10 and 26,339 is: 36,347.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,695 : 67,199.10 = 26,339 : x
  2. Step 2: Convert to fraction form
    48,695/67,199.10 = 26,339/x
  3. Step 3: Cross multiply
    48,695x = 67,199.10 × 26,339
  4. Step 4: Simplify right side
    48,695x = 1,769,957,094.90
  5. Step 5: Solve for x
    x = 1,769,957,094.90/48,695
  6. Step 6: Final answer
    x = 36,347.82

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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.