Home / 22,258.06-33,387.05-8,221.16

Finding the Fourth Proportional to 22,258.06, 33,387.05 and 8,221.16

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Solution

The fourth proportional to 22,258.06, 33,387.05 and 8,221.16 is: 12,331.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,258.06 : 33,387.05 = 8,221.16 : x
  2. Step 2: Convert to fraction form
    22,258.06/33,387.05 = 8,221.16/x
  3. Step 3: Cross multiply
    22,258.06x = 33,387.05 × 8,221.16
  4. Step 4: Simplify right side
    22,258.06x = 274,480,384.00
  5. Step 5: Solve for x
    x = 274,480,384.00/22,258.06
  6. Step 6: Final answer
    x = 12,331.73

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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.