Home / 19,481.48-26,884.04-10,983.62

Finding the Fourth Proportional to 19,481.48, 26,884.04 and 10,983.62

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Solution

The fourth proportional to 19,481.48, 26,884.04 and 10,983.62 is: 15,157.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,481.48 : 26,884.04 = 10,983.62 : x
  2. Step 2: Convert to fraction form
    19,481.48/26,884.04 = 10,983.62/x
  3. Step 3: Cross multiply
    19,481.48x = 26,884.04 × 10,983.62
  4. Step 4: Simplify right side
    19,481.48x = 295,284,079.42
  5. Step 5: Solve for x
    x = 295,284,079.42/19,481.48
  6. Step 6: Final answer
    x = 15,157.17

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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.