Home / 22,182.22-33,278.64-7,391.26

Finding the Fourth Proportional to 22,182.22, 33,278.64 and 7,391.26

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Solution

The fourth proportional to 22,182.22, 33,278.64 and 7,391.26 is: 11,088.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.22 : 33,278.64 = 7,391.26 : x
  2. Step 2: Convert to fraction form
    22,182.22/33,278.64 = 7,391.26/x
  3. Step 3: Cross multiply
    22,182.22x = 33,278.64 × 7,391.26
  4. Step 4: Simplify right side
    22,182.22x = 245,971,080.69
  5. Step 5: Solve for x
    x = 245,971,080.69/22,182.22
  6. Step 6: Final answer
    x = 11,088.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.