Home / 22,260.96-30,682.80-17,770.32

Finding the Fourth Proportional to 22,260.96, 30,682.80 and 17,770.32

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Solution

The fourth proportional to 22,260.96, 30,682.80 and 17,770.32 is: 24,493.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,260.96 : 30,682.80 = 17,770.32 : x
  2. Step 2: Convert to fraction form
    22,260.96/30,682.80 = 17,770.32/x
  3. Step 3: Cross multiply
    22,260.96x = 30,682.80 × 17,770.32
  4. Step 4: Simplify right side
    22,260.96x = 545,243,174.50
  5. Step 5: Solve for x
    x = 545,243,174.50/22,260.96
  6. Step 6: Final answer
    x = 24,493.25

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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.