Home / 19,469.43-26,867.46-10,971.90

Finding the Fourth Proportional to 19,469.43, 26,867.46 and 10,971.90

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Solution

The fourth proportional to 19,469.43, 26,867.46 and 10,971.90 is: 15,141.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,469.43 : 26,867.46 = 10,971.90 : x
  2. Step 2: Convert to fraction form
    19,469.43/26,867.46 = 10,971.90/x
  3. Step 3: Cross multiply
    19,469.43x = 26,867.46 × 10,971.90
  4. Step 4: Simplify right side
    19,469.43x = 294,787,084.37
  5. Step 5: Solve for x
    x = 294,787,084.37/19,469.43
  6. Step 6: Final answer
    x = 15,141.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.