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Finding the Fourth Proportional to 17,967.65, 26,951.48 and 13,593.65

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Solution

The fourth proportional to 17,967.65, 26,951.48 and 13,593.65 is: 20,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,967.65 : 26,951.48 = 13,593.65 : x
  2. Step 2: Convert to fraction form
    17,967.65/26,951.48 = 13,593.65/x
  3. Step 3: Cross multiply
    17,967.65x = 26,951.48 × 13,593.65
  4. Step 4: Simplify right side
    17,967.65x = 366,368,918.13
  5. Step 5: Solve for x
    x = 366,368,918.13/17,967.65
  6. Step 6: Final answer
    x = 20,390.48

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1.5x scale

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.