Home / 14,717.22-20,309.15-8,344.24

Finding the Fourth Proportional to 14,717.22, 20,309.15 and 8,344.24

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Solution

The fourth proportional to 14,717.22, 20,309.15 and 8,344.24 is: 11,514.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,717.22 : 20,309.15 = 8,344.24 : x
  2. Step 2: Convert to fraction form
    14,717.22/20,309.15 = 8,344.24/x
  3. Step 3: Cross multiply
    14,717.22x = 20,309.15 × 8,344.24
  4. Step 4: Simplify right side
    14,717.22x = 169,464,490.22
  5. Step 5: Solve for x
    x = 169,464,490.22/14,717.22
  6. Step 6: Final answer
    x = 11,514.71

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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.