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Finding the Fourth Proportional to 48,622, 67,098.40 and 26,266

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Solution

The fourth proportional to 48,622, 67,098.40 and 26,266 is: 36,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,622 : 67,098.40 = 26,266 : x
  2. Step 2: Convert to fraction form
    48,622/67,098.40 = 26,266/x
  3. Step 3: Cross multiply
    48,622x = 67,098.40 × 26,266
  4. Step 4: Simplify right side
    48,622x = 1,762,406,574.40
  5. Step 5: Solve for x
    x = 1,762,406,574.40/48,622
  6. Step 6: Final answer
    x = 36,247.10

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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.