Home / 13,162.24-19,736.97-6,140.62

Finding the Fourth Proportional to 13,162.24, 19,736.97 and 6,140.62

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Solution

The fourth proportional to 13,162.24, 19,736.97 and 6,140.62 is: 9,207.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,162.24 : 19,736.97 = 6,140.62 : x
  2. Step 2: Convert to fraction form
    13,162.24/19,736.97 = 6,140.62/x
  3. Step 3: Cross multiply
    13,162.24x = 19,736.97 × 6,140.62
  4. Step 4: Simplify right side
    13,162.24x = 121,197,232.72
  5. Step 5: Solve for x
    x = 121,197,232.72/13,162.24
  6. Step 6: Final answer
    x = 9,207.95

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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.