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Finding the Fourth Proportional to 35,476.62, 48,957.94 and 19,560.80

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Solution

The fourth proportional to 35,476.62, 48,957.94 and 19,560.80 is: 26,994.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,476.62 : 48,957.94 = 19,560.80 : x
  2. Step 2: Convert to fraction form
    35,476.62/48,957.94 = 19,560.80/x
  3. Step 3: Cross multiply
    35,476.62x = 48,957.94 × 19,560.80
  4. Step 4: Simplify right side
    35,476.62x = 957,656,472.75
  5. Step 5: Solve for x
    x = 957,656,472.75/35,476.62
  6. Step 6: Final answer
    x = 26,994.02

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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.