Home / 40,577.11-55,992.13-22,672.87

Finding the Fourth Proportional to 40,577.11, 55,992.13 and 22,672.87

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Solution

The fourth proportional to 40,577.11, 55,992.13 and 22,672.87 is: 31,286.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,577.11 : 55,992.13 = 22,672.87 : x
  2. Step 2: Convert to fraction form
    40,577.11/55,992.13 = 22,672.87/x
  3. Step 3: Cross multiply
    40,577.11x = 55,992.13 × 22,672.87
  4. Step 4: Simplify right side
    40,577.11x = 1,269,502,284.51
  5. Step 5: Solve for x
    x = 1,269,502,284.51/40,577.11
  6. Step 6: Final answer
    x = 31,286.17

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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.