Home / 39,067.05-53,899.16-25,448.79

Finding the Fourth Proportional to 39,067.05, 53,899.16 and 25,448.79

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Solution

The fourth proportional to 39,067.05, 53,899.16 and 25,448.79 is: 35,110.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,067.05 : 53,899.16 = 25,448.79 : x
  2. Step 2: Convert to fraction form
    39,067.05/53,899.16 = 25,448.79/x
  3. Step 3: Cross multiply
    39,067.05x = 53,899.16 × 25,448.79
  4. Step 4: Simplify right side
    39,067.05x = 1,371,668,276.77
  5. Step 5: Solve for x
    x = 1,371,668,276.77/39,067.05
  6. Step 6: Final answer
    x = 35,110.62

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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.