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Finding the Fourth Proportional to 35,410.65, 48,855.66 and 20,094.66

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Solution

The fourth proportional to 35,410.65, 48,855.66 and 20,094.66 is: 27,724.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,410.65 : 48,855.66 = 20,094.66 : x
  2. Step 2: Convert to fraction form
    35,410.65/48,855.66 = 20,094.66/x
  3. Step 3: Cross multiply
    35,410.65x = 48,855.66 × 20,094.66
  4. Step 4: Simplify right side
    35,410.65x = 981,737,876.78
  5. Step 5: Solve for x
    x = 981,737,876.78/35,410.65
  6. Step 6: Final answer
    x = 27,724.37

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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.