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Finding the Fourth Proportional to 35,874.36, 49,502.16 and 19,957.68

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Solution

The fourth proportional to 35,874.36, 49,502.16 and 19,957.68 is: 27,539.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,874.36 : 49,502.16 = 19,957.68 : x
  2. Step 2: Convert to fraction form
    35,874.36/49,502.16 = 19,957.68/x
  3. Step 3: Cross multiply
    35,874.36x = 49,502.16 × 19,957.68
  4. Step 4: Simplify right side
    35,874.36x = 987,948,268.59
  5. Step 5: Solve for x
    x = 987,948,268.59/35,874.36
  6. Step 6: Final answer
    x = 27,539.12

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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.