Home / 29,803.48-41,113.38-20,243.86

Finding the Fourth Proportional to 29,803.48, 41,113.38 and 20,243.86

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Solution

The fourth proportional to 29,803.48, 41,113.38 and 20,243.86 is: 27,926.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,803.48 : 41,113.38 = 20,243.86 : x
  2. Step 2: Convert to fraction form
    29,803.48/41,113.38 = 20,243.86/x
  3. Step 3: Cross multiply
    29,803.48x = 41,113.38 × 20,243.86
  4. Step 4: Simplify right side
    29,803.48x = 832,293,508.85
  5. Step 5: Solve for x
    x = 832,293,508.85/29,803.48
  6. Step 6: Final answer
    x = 27,926.05

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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.