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Finding the Fourth Proportional to 17,995.65, 24,833.83 and 9,929.38

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Solution

The fourth proportional to 17,995.65, 24,833.83 and 9,929.38 is: 13,702.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,995.65 : 24,833.83 = 9,929.38 : x
  2. Step 2: Convert to fraction form
    17,995.65/24,833.83 = 9,929.38/x
  3. Step 3: Cross multiply
    17,995.65x = 24,833.83 × 9,929.38
  4. Step 4: Simplify right side
    17,995.65x = 246,584,481.77
  5. Step 5: Solve for x
    x = 246,584,481.77/17,995.65
  6. Step 6: Final answer
    x = 13,702.45

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1.5x scale

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.