Home / 21,778.64-32,673.36-6,196.13

Finding the Fourth Proportional to 21,778.64, 32,673.36 and 6,196.13

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Solution

The fourth proportional to 21,778.64, 32,673.36 and 6,196.13 is: 9,295.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,778.64 : 32,673.36 = 6,196.13 : x
  2. Step 2: Convert to fraction form
    21,778.64/32,673.36 = 6,196.13/x
  3. Step 3: Cross multiply
    21,778.64x = 32,673.36 × 6,196.13
  4. Step 4: Simplify right side
    21,778.64x = 202,448,222.73
  5. Step 5: Solve for x
    x = 202,448,222.73/21,778.64
  6. Step 6: Final answer
    x = 9,295.73

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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.