Home / 21,375.33-32,058.41-8,225.25

Finding the Fourth Proportional to 21,375.33, 32,058.41 and 8,225.25

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Solution

The fourth proportional to 21,375.33, 32,058.41 and 8,225.25 is: 12,336.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,375.33 : 32,058.41 = 8,225.25 : x
  2. Step 2: Convert to fraction form
    21,375.33/32,058.41 = 8,225.25/x
  3. Step 3: Cross multiply
    21,375.33x = 32,058.41 × 8,225.25
  4. Step 4: Simplify right side
    21,375.33x = 263,688,395.73
  5. Step 5: Solve for x
    x = 263,688,395.73/21,375.33
  6. Step 6: Final answer
    x = 12,336.11

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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.