Home / 13,885.37-19,149.70-9,844.22

Finding the Fourth Proportional to 13,885.37, 19,149.70 and 9,844.22

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Solution

The fourth proportional to 13,885.37, 19,149.70 and 9,844.22 is: 13,576.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885.37 : 19,149.70 = 9,844.22 : x
  2. Step 2: Convert to fraction form
    13,885.37/19,149.70 = 9,844.22/x
  3. Step 3: Cross multiply
    13,885.37x = 19,149.70 × 9,844.22
  4. Step 4: Simplify right side
    13,885.37x = 188,513,714.76
  5. Step 5: Solve for x
    x = 188,513,714.76/13,885.37
  6. Step 6: Final answer
    x = 13,576.43

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Similar ratio
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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.