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Finding the Fourth Proportional to 22,392.65, 33,587.76 and 6,809.06

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Solution

The fourth proportional to 22,392.65, 33,587.76 and 6,809.06 is: 10,213.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,392.65 : 33,587.76 = 6,809.06 : x
  2. Step 2: Convert to fraction form
    22,392.65/33,587.76 = 6,809.06/x
  3. Step 3: Cross multiply
    22,392.65x = 33,587.76 × 6,809.06
  4. Step 4: Simplify right side
    22,392.65x = 228,701,182.61
  5. Step 5: Solve for x
    x = 228,701,182.61/22,392.65
  6. Step 6: Final answer
    x = 10,213.22

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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.