Home / 22,161.64-30,554.34-18,370.92

Finding the Fourth Proportional to 22,161.64, 30,554.34 and 18,370.92

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Solution

The fourth proportional to 22,161.64, 30,554.34 and 18,370.92 is: 25,328.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,161.64 : 30,554.34 = 18,370.92 : x
  2. Step 2: Convert to fraction form
    22,161.64/30,554.34 = 18,370.92/x
  3. Step 3: Cross multiply
    22,161.64x = 30,554.34 × 18,370.92
  4. Step 4: Simplify right side
    22,161.64x = 561,311,335.79
  5. Step 5: Solve for x
    x = 561,311,335.79/22,161.64
  6. Step 6: Final answer
    x = 25,328.06

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Double scale
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Similar ratio
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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.