Home / 20,637.32-30,961.22-9,551.97

Finding the Fourth Proportional to 20,637.32, 30,961.22 and 9,551.97

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Solution

The fourth proportional to 20,637.32, 30,961.22 and 9,551.97 is: 14,330.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,637.32 : 30,961.22 = 9,551.97 : x
  2. Step 2: Convert to fraction form
    20,637.32/30,961.22 = 9,551.97/x
  3. Step 3: Cross multiply
    20,637.32x = 30,961.22 × 9,551.97
  4. Step 4: Simplify right side
    20,637.32x = 295,740,596.84
  5. Step 5: Solve for x
    x = 295,740,596.84/20,637.32
  6. Step 6: Final answer
    x = 14,330.38

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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.