Home / 19,067.34-28,601.28-5,918.88

Finding the Fourth Proportional to 19,067.34, 28,601.28 and 5,918.88

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Solution

The fourth proportional to 19,067.34, 28,601.28 and 5,918.88 is: 8,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067.34 : 28,601.28 = 5,918.88 : x
  2. Step 2: Convert to fraction form
    19,067.34/28,601.28 = 5,918.88/x
  3. Step 3: Cross multiply
    19,067.34x = 28,601.28 × 5,918.88
  4. Step 4: Simplify right side
    19,067.34x = 169,287,544.17
  5. Step 5: Solve for x
    x = 169,287,544.17/19,067.34
  6. Step 6: Final answer
    x = 8,878.40

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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.