Home / 22,138.48-33,207.66-6,554.80

Finding the Fourth Proportional to 22,138.48, 33,207.66 and 6,554.80

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Solution

The fourth proportional to 22,138.48, 33,207.66 and 6,554.80 is: 9,832.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138.48 : 33,207.66 = 6,554.80 : x
  2. Step 2: Convert to fraction form
    22,138.48/33,207.66 = 6,554.80/x
  3. Step 3: Cross multiply
    22,138.48x = 33,207.66 × 6,554.80
  4. Step 4: Simplify right side
    22,138.48x = 217,669,569.77
  5. Step 5: Solve for x
    x = 217,669,569.77/22,138.48
  6. Step 6: Final answer
    x = 9,832.18

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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.