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Finding the Fourth Proportional to 22,030.76, 33,059.34 and 8,189.48

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Solution

The fourth proportional to 22,030.76, 33,059.34 and 8,189.48 is: 12,289.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,030.76 : 33,059.34 = 8,189.48 : x
  2. Step 2: Convert to fraction form
    22,030.76/33,059.34 = 8,189.48/x
  3. Step 3: Cross multiply
    22,030.76x = 33,059.34 × 8,189.48
  4. Step 4: Simplify right side
    22,030.76x = 270,738,803.74
  5. Step 5: Solve for x
    x = 270,738,803.74/22,030.76
  6. Step 6: Final answer
    x = 12,289.13

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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.