Home / 40,277-55,583.82-22,373.36

Finding the Fourth Proportional to 40,277, 55,583.82 and 22,373.36

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Solution

The fourth proportional to 40,277, 55,583.82 and 22,373.36 is: 30,876.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,277 : 55,583.82 = 22,373.36 : x
  2. Step 2: Convert to fraction form
    40,277/55,583.82 = 22,373.36/x
  3. Step 3: Cross multiply
    40,277x = 55,583.82 × 22,373.36
  4. Step 4: Simplify right side
    40,277x = 1,243,596,815.04
  5. Step 5: Solve for x
    x = 1,243,596,815.04/40,277
  6. Step 6: Final answer
    x = 30,876.10

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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.