Home / 42,221.44-63,331.68-17,274.88

Finding the Fourth Proportional to 42,221.44, 63,331.68 and 17,274.88

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Solution

The fourth proportional to 42,221.44, 63,331.68 and 17,274.88 is: 25,912.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,221.44 : 63,331.68 = 17,274.88 : x
  2. Step 2: Convert to fraction form
    42,221.44/63,331.68 = 17,274.88/x
  3. Step 3: Cross multiply
    42,221.44x = 63,331.68 × 17,274.88
  4. Step 4: Simplify right side
    42,221.44x = 1,094,047,172.20
  5. Step 5: Solve for x
    x = 1,094,047,172.20/42,221.44
  6. Step 6: Final answer
    x = 25,912.12

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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.