Home / 35,254.26-48,649.97-20,145.96

Finding the Fourth Proportional to 35,254.26, 48,649.97 and 20,145.96

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Solution

The fourth proportional to 35,254.26, 48,649.97 and 20,145.96 is: 27,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,254.26 : 48,649.97 = 20,145.96 : x
  2. Step 2: Convert to fraction form
    35,254.26/48,649.97 = 20,145.96/x
  3. Step 3: Cross multiply
    35,254.26x = 48,649.97 × 20,145.96
  4. Step 4: Simplify right side
    35,254.26x = 980,100,248.89
  5. Step 5: Solve for x
    x = 980,100,248.89/35,254.26
  6. Step 6: Final answer
    x = 27,800.90

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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.