Home / 39,067.40-53,913.66-22,068.20

Finding the Fourth Proportional to 39,067.40, 53,913.66 and 22,068.20

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Solution

The fourth proportional to 39,067.40, 53,913.66 and 22,068.20 is: 30,454.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,067.40 : 53,913.66 = 22,068.20 : x
  2. Step 2: Convert to fraction form
    39,067.40/53,913.66 = 22,068.20/x
  3. Step 3: Cross multiply
    39,067.40x = 53,913.66 × 22,068.20
  4. Step 4: Simplify right side
    39,067.40x = 1,189,777,431.61
  5. Step 5: Solve for x
    x = 1,189,777,431.61/39,067.40
  6. Step 6: Final answer
    x = 30,454.48

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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.