Home / 20,734.26-31,101.26-5,943.20

Finding the Fourth Proportional to 20,734.26, 31,101.26 and 5,943.20

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Solution

The fourth proportional to 20,734.26, 31,101.26 and 5,943.20 is: 8,914.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,734.26 : 31,101.26 = 5,943.20 : x
  2. Step 2: Convert to fraction form
    20,734.26/31,101.26 = 5,943.20/x
  3. Step 3: Cross multiply
    20,734.26x = 31,101.26 × 5,943.20
  4. Step 4: Simplify right side
    20,734.26x = 184,841,008.43
  5. Step 5: Solve for x
    x = 184,841,008.43/20,734.26
  6. Step 6: Final answer
    x = 8,914.76

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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.