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Finding the Fourth Proportional to 17,578.96, 24,259.11 and 10,863.06

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Solution

The fourth proportional to 17,578.96, 24,259.11 and 10,863.06 is: 14,991.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,578.96 : 24,259.11 = 10,863.06 : x
  2. Step 2: Convert to fraction form
    17,578.96/24,259.11 = 10,863.06/x
  3. Step 3: Cross multiply
    17,578.96x = 24,259.11 × 10,863.06
  4. Step 4: Simplify right side
    17,578.96x = 263,528,167.48
  5. Step 5: Solve for x
    x = 263,528,167.48/17,578.96
  6. Step 6: Final answer
    x = 14,991.11

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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.