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Finding the Fourth Proportional to 48,878.51, 67,452.30 and 26,522.51

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Solution

The fourth proportional to 48,878.51, 67,452.30 and 26,522.51 is: 36,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,878.51 : 67,452.30 = 26,522.51 : x
  2. Step 2: Convert to fraction form
    48,878.51/67,452.30 = 26,522.51/x
  3. Step 3: Cross multiply
    48,878.51x = 67,452.30 × 26,522.51
  4. Step 4: Simplify right side
    48,878.51x = 1,789,003,964.01
  5. Step 5: Solve for x
    x = 1,789,003,964.01/48,878.51
  6. Step 6: Final answer
    x = 36,601.04

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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.