Home / 35,512.68-49,010.27-20,410.61

Finding the Fourth Proportional to 35,512.68, 49,010.27 and 20,410.61

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Solution

The fourth proportional to 35,512.68, 49,010.27 and 20,410.61 is: 28,168.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,512.68 : 49,010.27 = 20,410.61 : x
  2. Step 2: Convert to fraction form
    35,512.68/49,010.27 = 20,410.61/x
  3. Step 3: Cross multiply
    35,512.68x = 49,010.27 × 20,410.61
  4. Step 4: Simplify right side
    35,512.68x = 1,000,329,506.96
  5. Step 5: Solve for x
    x = 1,000,329,506.96/35,512.68
  6. Step 6: Final answer
    x = 28,168.23

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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.