Home / 22,065.20-33,108.36-13,742.96

Finding the Fourth Proportional to 22,065.20, 33,108.36 and 13,742.96

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Solution

The fourth proportional to 22,065.20, 33,108.36 and 13,742.96 is: 20,621.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065.20 : 33,108.36 = 13,742.96 : x
  2. Step 2: Convert to fraction form
    22,065.20/33,108.36 = 13,742.96/x
  3. Step 3: Cross multiply
    22,065.20x = 33,108.36 × 13,742.96
  4. Step 4: Simplify right side
    22,065.20x = 455,006,867.15
  5. Step 5: Solve for x
    x = 455,006,867.15/22,065.20
  6. Step 6: Final answer
    x = 20,621.02

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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.