Home / 37,546.20-51,813-21,630.24

Finding the Fourth Proportional to 37,546.20, 51,813 and 21,630.24

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Solution

The fourth proportional to 37,546.20, 51,813 and 21,630.24 is: 29,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,546.20 : 51,813 = 21,630.24 : x
  2. Step 2: Convert to fraction form
    37,546.20/51,813 = 21,630.24/x
  3. Step 3: Cross multiply
    37,546.20x = 51,813 × 21,630.24
  4. Step 4: Simplify right side
    37,546.20x = 1,120,727,625.12
  5. Step 5: Solve for x
    x = 1,120,727,625.12/37,546.20
  6. Step 6: Final answer
    x = 29,849.30

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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.