Home / 19,218.10-28,830.30-6,067.30

Finding the Fourth Proportional to 19,218.10, 28,830.30 and 6,067.30

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Solution

The fourth proportional to 19,218.10, 28,830.30 and 6,067.30 is: 9,101.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218.10 : 28,830.30 = 6,067.30 : x
  2. Step 2: Convert to fraction form
    19,218.10/28,830.30 = 6,067.30/x
  3. Step 3: Cross multiply
    19,218.10x = 28,830.30 × 6,067.30
  4. Step 4: Simplify right side
    19,218.10x = 174,922,079.19
  5. Step 5: Solve for x
    x = 174,922,079.19/19,218.10
  6. Step 6: Final answer
    x = 9,101.94

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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.