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Finding the Fourth Proportional to 35,957.95, 49,616.05 and 20,844.42

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Solution

The fourth proportional to 35,957.95, 49,616.05 and 20,844.42 is: 28,761.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,957.95 : 49,616.05 = 20,844.42 : x
  2. Step 2: Convert to fraction form
    35,957.95/49,616.05 = 20,844.42/x
  3. Step 3: Cross multiply
    35,957.95x = 49,616.05 × 20,844.42
  4. Step 4: Simplify right side
    35,957.95x = 1,034,217,856.87
  5. Step 5: Solve for x
    x = 1,034,217,856.87/35,957.95
  6. Step 6: Final answer
    x = 28,761.87

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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.