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Finding the Fourth Proportional to 35,957.97, 49,621.29 and 20,041.47

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Solution

The fourth proportional to 35,957.97, 49,621.29 and 20,041.47 is: 27,656.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,957.97 : 49,621.29 = 20,041.47 : x
  2. Step 2: Convert to fraction form
    35,957.97/49,621.29 = 20,041.47/x
  3. Step 3: Cross multiply
    35,957.97x = 49,621.29 × 20,041.47
  4. Step 4: Simplify right side
    35,957.97x = 994,483,594.90
  5. Step 5: Solve for x
    x = 994,483,594.90/35,957.97
  6. Step 6: Final answer
    x = 27,656.83

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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.