Home / 13,884.22-19,166.52-8,855.29

Finding the Fourth Proportional to 13,884.22, 19,166.52 and 8,855.29

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Solution

The fourth proportional to 13,884.22, 19,166.52 and 8,855.29 is: 12,224.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,884.22 : 19,166.52 = 8,855.29 : x
  2. Step 2: Convert to fraction form
    13,884.22/19,166.52 = 8,855.29/x
  3. Step 3: Cross multiply
    13,884.22x = 19,166.52 × 8,855.29
  4. Step 4: Simplify right side
    13,884.22x = 169,725,092.89
  5. Step 5: Solve for x
    x = 169,725,092.89/13,884.22
  6. Step 6: Final answer
    x = 12,224.32

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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.