Home / 35,280.62-48,694.80-21,141.66

Finding the Fourth Proportional to 35,280.62, 48,694.80 and 21,141.66

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Solution

The fourth proportional to 35,280.62, 48,694.80 and 21,141.66 is: 29,180.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,280.62 : 48,694.80 = 21,141.66 : x
  2. Step 2: Convert to fraction form
    35,280.62/48,694.80 = 21,141.66/x
  3. Step 3: Cross multiply
    35,280.62x = 48,694.80 × 21,141.66
  4. Step 4: Simplify right side
    35,280.62x = 1,029,488,905.37
  5. Step 5: Solve for x
    x = 1,029,488,905.37/35,280.62
  6. Step 6: Final answer
    x = 29,180.01

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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.