Home / 48,381.45-66,768.11-26,871.55

Finding the Fourth Proportional to 48,381.45, 66,768.11 and 26,871.55

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Solution

The fourth proportional to 48,381.45, 66,768.11 and 26,871.55 is: 37,083.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,381.45 : 66,768.11 = 26,871.55 : x
  2. Step 2: Convert to fraction form
    48,381.45/66,768.11 = 26,871.55/x
  3. Step 3: Cross multiply
    48,381.45x = 66,768.11 × 26,871.55
  4. Step 4: Simplify right side
    48,381.45x = 1,794,162,556.91
  5. Step 5: Solve for x
    x = 1,794,162,556.91/48,381.45
  6. Step 6: Final answer
    x = 37,083.69

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1.5x scale

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.