Home / 13,544.22-18,673.11-9,764.22

Finding the Fourth Proportional to 13,544.22, 18,673.11 and 9,764.22

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Solution

The fourth proportional to 13,544.22, 18,673.11 and 9,764.22 is: 13,461.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544.22 : 18,673.11 = 9,764.22 : x
  2. Step 2: Convert to fraction form
    13,544.22/18,673.11 = 9,764.22/x
  3. Step 3: Cross multiply
    13,544.22x = 18,673.11 × 9,764.22
  4. Step 4: Simplify right side
    13,544.22x = 182,328,354.12
  5. Step 5: Solve for x
    x = 182,328,354.12/13,544.22
  6. Step 6: Final answer
    x = 13,461.71

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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.