Home / 19,270.24-28,921.77-7,591.66

Finding the Fourth Proportional to 19,270.24, 28,921.77 and 7,591.66

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Solution

The fourth proportional to 19,270.24, 28,921.77 and 7,591.66 is: 11,393.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.24 : 28,921.77 = 7,591.66 : x
  2. Step 2: Convert to fraction form
    19,270.24/28,921.77 = 7,591.66/x
  3. Step 3: Cross multiply
    19,270.24x = 28,921.77 × 7,591.66
  4. Step 4: Simplify right side
    19,270.24x = 219,564,244.44
  5. Step 5: Solve for x
    x = 219,564,244.44/19,270.24
  6. Step 6: Final answer
    x = 11,393.95

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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.