Home / 15,664.65-23,497.04-3,977.83

Finding the Fourth Proportional to 15,664.65, 23,497.04 and 3,977.83

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Solution

The fourth proportional to 15,664.65, 23,497.04 and 3,977.83 is: 5,966.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,664.65 : 23,497.04 = 3,977.83 : x
  2. Step 2: Convert to fraction form
    15,664.65/23,497.04 = 3,977.83/x
  3. Step 3: Cross multiply
    15,664.65x = 23,497.04 × 3,977.83
  4. Step 4: Simplify right side
    15,664.65x = 93,467,230.62
  5. Step 5: Solve for x
    x = 93,467,230.62/15,664.65
  6. Step 6: Final answer
    x = 5,966.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.