Home / 39,924.15-55,094.58-22,020.86

Finding the Fourth Proportional to 39,924.15, 55,094.58 and 22,020.86

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Solution

The fourth proportional to 39,924.15, 55,094.58 and 22,020.86 is: 30,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,924.15 : 55,094.58 = 22,020.86 : x
  2. Step 2: Convert to fraction form
    39,924.15/55,094.58 = 22,020.86/x
  3. Step 3: Cross multiply
    39,924.15x = 55,094.58 × 22,020.86
  4. Step 4: Simplify right side
    39,924.15x = 1,213,229,757.47
  5. Step 5: Solve for x
    x = 1,213,229,757.47/39,924.15
  6. Step 6: Final answer
    x = 30,388.37

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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.