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Finding the Fourth Proportional to 11,873.92, 17,723.19 and 10,473.13

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Solution

The fourth proportional to 11,873.92, 17,723.19 and 10,473.13 is: 15,632.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,873.92 : 17,723.19 = 10,473.13 : x
  2. Step 2: Convert to fraction form
    11,873.92/17,723.19 = 10,473.13/x
  3. Step 3: Cross multiply
    11,873.92x = 17,723.19 × 10,473.13
  4. Step 4: Simplify right side
    11,873.92x = 185,617,246.70
  5. Step 5: Solve for x
    x = 185,617,246.70/11,873.92
  6. Step 6: Final answer
    x = 15,632.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.