Home / 52,727.52-79,066.56-17,642.64

Finding the Fourth Proportional to 52,727.52, 79,066.56 and 17,642.64

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Solution

The fourth proportional to 52,727.52, 79,066.56 and 17,642.64 is: 26,455.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,727.52 : 79,066.56 = 17,642.64 : x
  2. Step 2: Convert to fraction form
    52,727.52/79,066.56 = 17,642.64/x
  3. Step 3: Cross multiply
    52,727.52x = 79,066.56 × 17,642.64
  4. Step 4: Simplify right side
    52,727.52x = 1,394,942,854.12
  5. Step 5: Solve for x
    x = 1,394,942,854.12/52,727.52
  6. Step 6: Final answer
    x = 26,455.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.