Home / 39,928.91-55,102.23-22,024.52

Finding the Fourth Proportional to 39,928.91, 55,102.23 and 22,024.52

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Solution

The fourth proportional to 39,928.91, 55,102.23 and 22,024.52 is: 30,394.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,928.91 : 55,102.23 = 22,024.52 : x
  2. Step 2: Convert to fraction form
    39,928.91/55,102.23 = 22,024.52/x
  3. Step 3: Cross multiply
    39,928.91x = 55,102.23 × 22,024.52
  4. Step 4: Simplify right side
    39,928.91x = 1,213,600,166.68
  5. Step 5: Solve for x
    x = 1,213,600,166.68/39,928.91
  6. Step 6: Final answer
    x = 30,394.02

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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.