Home / 22,655.25-33,874.74-20,670.15

Finding the Fourth Proportional to 22,655.25, 33,874.74 and 20,670.15

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Solution

The fourth proportional to 22,655.25, 33,874.74 and 20,670.15 is: 30,906.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,655.25 : 33,874.74 = 20,670.15 : x
  2. Step 2: Convert to fraction form
    22,655.25/33,874.74 = 20,670.15/x
  3. Step 3: Cross multiply
    22,655.25x = 33,874.74 × 20,670.15
  4. Step 4: Simplify right side
    22,655.25x = 700,195,957.01
  5. Step 5: Solve for x
    x = 700,195,957.01/22,655.25
  6. Step 6: Final answer
    x = 30,906.57

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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.