Home / 28,067.53-42,105.41-10,054.39

Finding the Fourth Proportional to 28,067.53, 42,105.41 and 10,054.39

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Solution

The fourth proportional to 28,067.53, 42,105.41 and 10,054.39 is: 15,083.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,067.53 : 42,105.41 = 10,054.39 : x
  2. Step 2: Convert to fraction form
    28,067.53/42,105.41 = 10,054.39/x
  3. Step 3: Cross multiply
    28,067.53x = 42,105.41 × 10,054.39
  4. Step 4: Simplify right side
    28,067.53x = 423,344,133.12
  5. Step 5: Solve for x
    x = 423,344,133.12/28,067.53
  6. Step 6: Final answer
    x = 15,083.06

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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.