Home / 39,066.96-53,935.40-25,661.58

Finding the Fourth Proportional to 39,066.96, 53,935.40 and 25,661.58

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Solution

The fourth proportional to 39,066.96, 53,935.40 and 25,661.58 is: 35,428.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,066.96 : 53,935.40 = 25,661.58 : x
  2. Step 2: Convert to fraction form
    39,066.96/53,935.40 = 25,661.58/x
  3. Step 3: Cross multiply
    39,066.96x = 53,935.40 × 25,661.58
  4. Step 4: Simplify right side
    39,066.96x = 1,384,067,581.93
  5. Step 5: Solve for x
    x = 1,384,067,581.93/39,066.96
  6. Step 6: Final answer
    x = 35,428.09

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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.