Home / 40,871.04-61,408.80-26,086.56

Finding the Fourth Proportional to 40,871.04, 61,408.80 and 26,086.56

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Solution

The fourth proportional to 40,871.04, 61,408.80 and 26,086.56 is: 39,195.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,871.04 : 61,408.80 = 26,086.56 : x
  2. Step 2: Convert to fraction form
    40,871.04/61,408.80 = 26,086.56/x
  3. Step 3: Cross multiply
    40,871.04x = 61,408.80 × 26,086.56
  4. Step 4: Simplify right side
    40,871.04x = 1,601,944,345.73
  5. Step 5: Solve for x
    x = 1,601,944,345.73/40,871.04
  6. Step 6: Final answer
    x = 39,195.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.