Home / 22,282.09-30,746.36-13,326.33

Finding the Fourth Proportional to 22,282.09, 30,746.36 and 13,326.33

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Solution

The fourth proportional to 22,282.09, 30,746.36 and 13,326.33 is: 18,388.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,282.09 : 30,746.36 = 13,326.33 : x
  2. Step 2: Convert to fraction form
    22,282.09/30,746.36 = 13,326.33/x
  3. Step 3: Cross multiply
    22,282.09x = 30,746.36 × 13,326.33
  4. Step 4: Simplify right side
    22,282.09x = 409,736,057.68
  5. Step 5: Solve for x
    x = 409,736,057.68/22,282.09
  6. Step 6: Final answer
    x = 18,388.58

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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.