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Finding the Fourth Proportional to 22,393.22, 33,588.61 and 6,809.63

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Solution

The fourth proportional to 22,393.22, 33,588.61 and 6,809.63 is: 10,214.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,393.22 : 33,588.61 = 6,809.63 : x
  2. Step 2: Convert to fraction form
    22,393.22/33,588.61 = 6,809.63/x
  3. Step 3: Cross multiply
    22,393.22x = 33,588.61 × 6,809.63
  4. Step 4: Simplify right side
    22,393.22x = 228,725,821.35
  5. Step 5: Solve for x
    x = 228,725,821.35/22,393.22
  6. Step 6: Final answer
    x = 10,214.07

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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.