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Finding the Fourth Proportional to 17,854.96, 26,593.84 and 16,918.24

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Solution

The fourth proportional to 17,854.96, 26,593.84 and 16,918.24 is: 25,198.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,854.96 : 26,593.84 = 16,918.24 : x
  2. Step 2: Convert to fraction form
    17,854.96/26,593.84 = 16,918.24/x
  3. Step 3: Cross multiply
    17,854.96x = 26,593.84 × 16,918.24
  4. Step 4: Simplify right side
    17,854.96x = 449,920,967.64
  5. Step 5: Solve for x
    x = 449,920,967.64/17,854.96
  6. Step 6: Final answer
    x = 25,198.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.