Home / 39,776.22-54,882.63-22,999.50

Finding the Fourth Proportional to 39,776.22, 54,882.63 and 22,999.50

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Solution

The fourth proportional to 39,776.22, 54,882.63 and 22,999.50 is: 31,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,776.22 : 54,882.63 = 22,999.50 : x
  2. Step 2: Convert to fraction form
    39,776.22/54,882.63 = 22,999.50/x
  3. Step 3: Cross multiply
    39,776.22x = 54,882.63 × 22,999.50
  4. Step 4: Simplify right side
    39,776.22x = 1,262,273,048.69
  5. Step 5: Solve for x
    x = 1,262,273,048.69/39,776.22
  6. Step 6: Final answer
    x = 31,734.36

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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.