Home / 13,494.22-18,624.30-9,967.66

Finding the Fourth Proportional to 13,494.22, 18,624.30 and 9,967.66

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Solution

The fourth proportional to 13,494.22, 18,624.30 and 9,967.66 is: 13,757.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.22 : 18,624.30 = 9,967.66 : x
  2. Step 2: Convert to fraction form
    13,494.22/18,624.30 = 9,967.66/x
  3. Step 3: Cross multiply
    13,494.22x = 18,624.30 × 9,967.66
  4. Step 4: Simplify right side
    13,494.22x = 185,640,690.14
  5. Step 5: Solve for x
    x = 185,640,690.14/13,494.22
  6. Step 6: Final answer
    x = 13,757.05

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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.