Home / 32,770.28-45,240-22,174.24

Finding the Fourth Proportional to 32,770.28, 45,240 and 22,174.24

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Solution

The fourth proportional to 32,770.28, 45,240 and 22,174.24 is: 30,611.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,770.28 : 45,240 = 22,174.24 : x
  2. Step 2: Convert to fraction form
    32,770.28/45,240 = 22,174.24/x
  3. Step 3: Cross multiply
    32,770.28x = 45,240 × 22,174.24
  4. Step 4: Simplify right side
    32,770.28x = 1,003,162,617.60
  5. Step 5: Solve for x
    x = 1,003,162,617.60/32,770.28
  6. Step 6: Final answer
    x = 30,611.96

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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.