Home / 15,552.51-23,321.73-4,456.65

Finding the Fourth Proportional to 15,552.51, 23,321.73 and 4,456.65

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Solution

The fourth proportional to 15,552.51, 23,321.73 and 4,456.65 is: 6,682.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552.51 : 23,321.73 = 4,456.65 : x
  2. Step 2: Convert to fraction form
    15,552.51/23,321.73 = 4,456.65/x
  3. Step 3: Cross multiply
    15,552.51x = 23,321.73 × 4,456.65
  4. Step 4: Simplify right side
    15,552.51x = 103,936,892.17
  5. Step 5: Solve for x
    x = 103,936,892.17/15,552.51
  6. Step 6: Final answer
    x = 6,682.97

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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.