Home / 19,263.72-28,867.16-8,736.96

Finding the Fourth Proportional to 19,263.72, 28,867.16 and 8,736.96

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Solution

The fourth proportional to 19,263.72, 28,867.16 and 8,736.96 is: 13,092.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,263.72 : 28,867.16 = 8,736.96 : x
  2. Step 2: Convert to fraction form
    19,263.72/28,867.16 = 8,736.96/x
  3. Step 3: Cross multiply
    19,263.72x = 28,867.16 × 8,736.96
  4. Step 4: Simplify right side
    19,263.72x = 252,211,244.08
  5. Step 5: Solve for x
    x = 252,211,244.08/19,263.72
  6. Step 6: Final answer
    x = 13,092.55

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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.