Home / 16,244.22-22,416.84-9,170.94

Finding the Fourth Proportional to 16,244.22, 22,416.84 and 9,170.94

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Solution

The fourth proportional to 16,244.22, 22,416.84 and 9,170.94 is: 12,655.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,244.22 : 22,416.84 = 9,170.94 : x
  2. Step 2: Convert to fraction form
    16,244.22/22,416.84 = 9,170.94/x
  3. Step 3: Cross multiply
    16,244.22x = 22,416.84 × 9,170.94
  4. Step 4: Simplify right side
    16,244.22x = 205,583,494.63
  5. Step 5: Solve for x
    x = 205,583,494.63/16,244.22
  6. Step 6: Final answer
    x = 12,655.79

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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.