Home / 11,717.64-17,585.10-9,436.68

Finding the Fourth Proportional to 11,717.64, 17,585.10 and 9,436.68

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Solution

The fourth proportional to 11,717.64, 17,585.10 and 9,436.68 is: 14,161.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,717.64 : 17,585.10 = 9,436.68 : x
  2. Step 2: Convert to fraction form
    11,717.64/17,585.10 = 9,436.68/x
  3. Step 3: Cross multiply
    11,717.64x = 17,585.10 × 9,436.68
  4. Step 4: Simplify right side
    11,717.64x = 165,944,961.47
  5. Step 5: Solve for x
    x = 165,944,961.47/11,717.64
  6. Step 6: Final answer
    x = 14,161.98

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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.