Home / 22,218.24-33,319.20-6,630.56

Finding the Fourth Proportional to 22,218.24, 33,319.20 and 6,630.56

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Solution

The fourth proportional to 22,218.24, 33,319.20 and 6,630.56 is: 9,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,218.24 : 33,319.20 = 6,630.56 : x
  2. Step 2: Convert to fraction form
    22,218.24/33,319.20 = 6,630.56/x
  3. Step 3: Cross multiply
    22,218.24x = 33,319.20 × 6,630.56
  4. Step 4: Simplify right side
    22,218.24x = 220,924,954.75
  5. Step 5: Solve for x
    x = 220,924,954.75/22,218.24
  6. Step 6: Final answer
    x = 9,943.40

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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.