Home / 22,225.20-33,329.70-8,892.60

Finding the Fourth Proportional to 22,225.20, 33,329.70 and 8,892.60

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Solution

The fourth proportional to 22,225.20, 33,329.70 and 8,892.60 is: 13,335.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,225.20 : 33,329.70 = 8,892.60 : x
  2. Step 2: Convert to fraction form
    22,225.20/33,329.70 = 8,892.60/x
  3. Step 3: Cross multiply
    22,225.20x = 33,329.70 × 8,892.60
  4. Step 4: Simplify right side
    22,225.20x = 296,387,690.22
  5. Step 5: Solve for x
    x = 296,387,690.22/22,225.20
  6. Step 6: Final answer
    x = 13,335.66

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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.