Home / 39,929.82-55,103.45-22,024.37

Finding the Fourth Proportional to 39,929.82, 55,103.45 and 22,024.37

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Solution

The fourth proportional to 39,929.82, 55,103.45 and 22,024.37 is: 30,393.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,929.82 : 55,103.45 = 22,024.37 : x
  2. Step 2: Convert to fraction form
    39,929.82/55,103.45 = 22,024.37/x
  3. Step 3: Cross multiply
    39,929.82x = 55,103.45 × 22,024.37
  4. Step 4: Simplify right side
    39,929.82x = 1,213,618,385.44
  5. Step 5: Solve for x
    x = 1,213,618,385.44/39,929.82
  6. Step 6: Final answer
    x = 30,393.79

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1.5x scale

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.