Home / 19,180.49-26,469.05-11,224.22

Finding the Fourth Proportional to 19,180.49, 26,469.05 and 11,224.22

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Solution

The fourth proportional to 19,180.49, 26,469.05 and 11,224.22 is: 15,489.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,180.49 : 26,469.05 = 11,224.22 : x
  2. Step 2: Convert to fraction form
    19,180.49/26,469.05 = 11,224.22/x
  3. Step 3: Cross multiply
    19,180.49x = 26,469.05 × 11,224.22
  4. Step 4: Simplify right side
    19,180.49x = 297,094,251.92
  5. Step 5: Solve for x
    x = 297,094,251.92/19,180.49
  6. Step 6: Final answer
    x = 15,489.40

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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.