Home / 19,245.44-28,867.76-5,394.08

Finding the Fourth Proportional to 19,245.44, 28,867.76 and 5,394.08

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Solution

The fourth proportional to 19,245.44, 28,867.76 and 5,394.08 is: 8,091.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,245.44 : 28,867.76 = 5,394.08 : x
  2. Step 2: Convert to fraction form
    19,245.44/28,867.76 = 5,394.08/x
  3. Step 3: Cross multiply
    19,245.44x = 28,867.76 × 5,394.08
  4. Step 4: Simplify right side
    19,245.44x = 155,715,006.86
  5. Step 5: Solve for x
    x = 155,715,006.86/19,245.44
  6. Step 6: Final answer
    x = 8,091.01

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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.