Home / 39,021.22-53,849.22-22,029.04

Finding the Fourth Proportional to 39,021.22, 53,849.22 and 22,029.04

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Solution

The fourth proportional to 39,021.22, 53,849.22 and 22,029.04 is: 30,400.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,021.22 : 53,849.22 = 22,029.04 : x
  2. Step 2: Convert to fraction form
    39,021.22/53,849.22 = 22,029.04/x
  3. Step 3: Cross multiply
    39,021.22x = 53,849.22 × 22,029.04
  4. Step 4: Simplify right side
    39,021.22x = 1,186,246,621.35
  5. Step 5: Solve for x
    x = 1,186,246,621.35/39,021.22
  6. Step 6: Final answer
    x = 30,400.04

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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.