Home / 19,067.40-28,603.86-5,920.84

Finding the Fourth Proportional to 19,067.40, 28,603.86 and 5,920.84

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Solution

The fourth proportional to 19,067.40, 28,603.86 and 5,920.84 is: 8,882.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067.40 : 28,603.86 = 5,920.84 : x
  2. Step 2: Convert to fraction form
    19,067.40/28,603.86 = 5,920.84/x
  3. Step 3: Cross multiply
    19,067.40x = 28,603.86 × 5,920.84
  4. Step 4: Simplify right side
    19,067.40x = 169,358,878.44
  5. Step 5: Solve for x
    x = 169,358,878.44/19,067.40
  6. Step 6: Final answer
    x = 8,882.12

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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.