Home / 22,259.92-30,716.94-12,829.24

Finding the Fourth Proportional to 22,259.92, 30,716.94 and 12,829.24

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Solution

The fourth proportional to 22,259.92, 30,716.94 and 12,829.24 is: 17,703.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,259.92 : 30,716.94 = 12,829.24 : x
  2. Step 2: Convert to fraction form
    22,259.92/30,716.94 = 12,829.24/x
  3. Step 3: Cross multiply
    22,259.92x = 30,716.94 × 12,829.24
  4. Step 4: Simplify right side
    22,259.92x = 394,074,995.33
  5. Step 5: Solve for x
    x = 394,074,995.33/22,259.92
  6. Step 6: Final answer
    x = 17,703.34

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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.