Home / 39,067.68-53,913.24-22,300.68

Finding the Fourth Proportional to 39,067.68, 53,913.24 and 22,300.68

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Solution

The fourth proportional to 39,067.68, 53,913.24 and 22,300.68 is: 30,774.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,067.68 : 53,913.24 = 22,300.68 : x
  2. Step 2: Convert to fraction form
    39,067.68/53,913.24 = 22,300.68/x
  3. Step 3: Cross multiply
    39,067.68x = 53,913.24 × 22,300.68
  4. Step 4: Simplify right side
    39,067.68x = 1,202,301,913.00
  5. Step 5: Solve for x
    x = 1,202,301,913.00/39,067.68
  6. Step 6: Final answer
    x = 30,774.85

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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.