Home / 40,461.43-55,836.78-22,556.05

Finding the Fourth Proportional to 40,461.43, 55,836.78 and 22,556.05

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Solution

The fourth proportional to 40,461.43, 55,836.78 and 22,556.05 is: 31,127.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,461.43 : 55,836.78 = 22,556.05 : x
  2. Step 2: Convert to fraction form
    40,461.43/55,836.78 = 22,556.05/x
  3. Step 3: Cross multiply
    40,461.43x = 55,836.78 × 22,556.05
  4. Step 4: Simplify right side
    40,461.43x = 1,259,457,061.93
  5. Step 5: Solve for x
    x = 1,259,457,061.93/40,461.43
  6. Step 6: Final answer
    x = 31,127.35

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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.