Home / 29,985.66-41,379.90-16,557.48

Finding the Fourth Proportional to 29,985.66, 41,379.90 and 16,557.48

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Solution

The fourth proportional to 29,985.66, 41,379.90 and 16,557.48 is: 22,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,985.66 : 41,379.90 = 16,557.48 : x
  2. Step 2: Convert to fraction form
    29,985.66/41,379.90 = 16,557.48/x
  3. Step 3: Cross multiply
    29,985.66x = 41,379.90 × 16,557.48
  4. Step 4: Simplify right side
    29,985.66x = 685,146,866.65
  5. Step 5: Solve for x
    x = 685,146,866.65/29,985.66
  6. Step 6: Final answer
    x = 22,849.15

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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.