Home / 52,711.11-79,067.07-17,653.50

Finding the Fourth Proportional to 52,711.11, 79,067.07 and 17,653.50

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Solution

The fourth proportional to 52,711.11, 79,067.07 and 17,653.50 is: 26,480.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,711.11 : 79,067.07 = 17,653.50 : x
  2. Step 2: Convert to fraction form
    52,711.11/79,067.07 = 17,653.50/x
  3. Step 3: Cross multiply
    52,711.11x = 79,067.07 × 17,653.50
  4. Step 4: Simplify right side
    52,711.11x = 1,395,810,520.25
  5. Step 5: Solve for x
    x = 1,395,810,520.25/52,711.11
  6. Step 6: Final answer
    x = 26,480.39

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1.5x scale

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.