Home / 13,151.15-19,695.22-9,583.71

Finding the Fourth Proportional to 13,151.15, 19,695.22 and 9,583.71

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Solution

The fourth proportional to 13,151.15, 19,695.22 and 9,583.71 is: 14,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,151.15 : 19,695.22 = 9,583.71 : x
  2. Step 2: Convert to fraction form
    13,151.15/19,695.22 = 9,583.71/x
  3. Step 3: Cross multiply
    13,151.15x = 19,695.22 × 9,583.71
  4. Step 4: Simplify right side
    13,151.15x = 188,753,179.05
  5. Step 5: Solve for x
    x = 188,753,179.05/13,151.15
  6. Step 6: Final answer
    x = 14,352.60

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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.