Home / 22,093.86-30,487.41-12,661.14

Finding the Fourth Proportional to 22,093.86, 30,487.41 and 12,661.14

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Solution

The fourth proportional to 22,093.86, 30,487.41 and 12,661.14 is: 17,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,093.86 : 30,487.41 = 12,661.14 : x
  2. Step 2: Convert to fraction form
    22,093.86/30,487.41 = 12,661.14/x
  3. Step 3: Cross multiply
    22,093.86x = 30,487.41 × 12,661.14
  4. Step 4: Simplify right side
    22,093.86x = 386,005,366.25
  5. Step 5: Solve for x
    x = 386,005,366.25/22,093.86
  6. Step 6: Final answer
    x = 17,471.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.