Home / 28,642.37-39,528.29-16,067.93

Finding the Fourth Proportional to 28,642.37, 39,528.29 and 16,067.93

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Solution

The fourth proportional to 28,642.37, 39,528.29 and 16,067.93 is: 22,174.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,642.37 : 39,528.29 = 16,067.93 : x
  2. Step 2: Convert to fraction form
    28,642.37/39,528.29 = 16,067.93/x
  3. Step 3: Cross multiply
    28,642.37x = 39,528.29 × 16,067.93
  4. Step 4: Simplify right side
    28,642.37x = 635,137,716.40
  5. Step 5: Solve for x
    x = 635,137,716.40/28,642.37
  6. Step 6: Final answer
    x = 22,174.76

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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.