Home / 13,242.09-19,844.68-9,951.34

Finding the Fourth Proportional to 13,242.09, 19,844.68 and 9,951.34

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Solution

The fourth proportional to 13,242.09, 19,844.68 and 9,951.34 is: 14,913.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,242.09 : 19,844.68 = 9,951.34 : x
  2. Step 2: Convert to fraction form
    13,242.09/19,844.68 = 9,951.34/x
  3. Step 3: Cross multiply
    13,242.09x = 19,844.68 × 9,951.34
  4. Step 4: Simplify right side
    13,242.09x = 197,481,157.87
  5. Step 5: Solve for x
    x = 197,481,157.87/13,242.09
  6. Step 6: Final answer
    x = 14,913.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.