Home / 22,392.20-33,588.30-6,809.80

Finding the Fourth Proportional to 22,392.20, 33,588.30 and 6,809.80

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Solution

The fourth proportional to 22,392.20, 33,588.30 and 6,809.80 is: 10,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,392.20 : 33,588.30 = 6,809.80 : x
  2. Step 2: Convert to fraction form
    22,392.20/33,588.30 = 6,809.80/x
  3. Step 3: Cross multiply
    22,392.20x = 33,588.30 × 6,809.80
  4. Step 4: Simplify right side
    22,392.20x = 228,729,605.34
  5. Step 5: Solve for x
    x = 228,729,605.34/22,392.20
  6. Step 6: Final answer
    x = 10,214.70

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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.