Home / 11,463.57-17,194.14-8,117.87

Finding the Fourth Proportional to 11,463.57, 17,194.14 and 8,117.87

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Solution

The fourth proportional to 11,463.57, 17,194.14 and 8,117.87 is: 12,175.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,463.57 : 17,194.14 = 8,117.87 : x
  2. Step 2: Convert to fraction form
    11,463.57/17,194.14 = 8,117.87/x
  3. Step 3: Cross multiply
    11,463.57x = 17,194.14 × 8,117.87
  4. Step 4: Simplify right side
    11,463.57x = 139,579,707.31
  5. Step 5: Solve for x
    x = 139,579,707.31/11,463.57
  6. Step 6: Final answer
    x = 12,175.94

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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.