Home / 21,743.82-32,615.70-6,161.46

Finding the Fourth Proportional to 21,743.82, 32,615.70 and 6,161.46

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Solution

The fourth proportional to 21,743.82, 32,615.70 and 6,161.46 is: 9,242.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.82 : 32,615.70 = 6,161.46 : x
  2. Step 2: Convert to fraction form
    21,743.82/32,615.70 = 6,161.46/x
  3. Step 3: Cross multiply
    21,743.82x = 32,615.70 × 6,161.46
  4. Step 4: Simplify right side
    21,743.82x = 200,960,330.92
  5. Step 5: Solve for x
    x = 200,960,330.92/21,743.82
  6. Step 6: Final answer
    x = 9,242.18

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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.