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Finding the Fourth Proportional to 35,414.63, 48,871.22 and 19,499.16

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Solution

The fourth proportional to 35,414.63, 48,871.22 and 19,499.16 is: 26,908.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,414.63 : 48,871.22 = 19,499.16 : x
  2. Step 2: Convert to fraction form
    35,414.63/48,871.22 = 19,499.16/x
  3. Step 3: Cross multiply
    35,414.63x = 48,871.22 × 19,499.16
  4. Step 4: Simplify right side
    35,414.63x = 952,947,640.68
  5. Step 5: Solve for x
    x = 952,947,640.68/35,414.63
  6. Step 6: Final answer
    x = 26,908.31

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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.