Home / 39,750.81-54,855.94-22,754.96

Finding the Fourth Proportional to 39,750.81, 54,855.94 and 22,754.96

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Solution

The fourth proportional to 39,750.81, 54,855.94 and 22,754.96 is: 31,401.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,750.81 : 54,855.94 = 22,754.96 : x
  2. Step 2: Convert to fraction form
    39,750.81/54,855.94 = 22,754.96/x
  3. Step 3: Cross multiply
    39,750.81x = 54,855.94 × 22,754.96
  4. Step 4: Simplify right side
    39,750.81x = 1,248,244,720.46
  5. Step 5: Solve for x
    x = 1,248,244,720.46/39,750.81
  6. Step 6: Final answer
    x = 31,401.74

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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.