Home / 19,218.62-26,523.96-10,722.08

Finding the Fourth Proportional to 19,218.62, 26,523.96 and 10,722.08

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Solution

The fourth proportional to 19,218.62, 26,523.96 and 10,722.08 is: 14,797.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218.62 : 26,523.96 = 10,722.08 : x
  2. Step 2: Convert to fraction form
    19,218.62/26,523.96 = 10,722.08/x
  3. Step 3: Cross multiply
    19,218.62x = 26,523.96 × 10,722.08
  4. Step 4: Simplify right side
    19,218.62x = 284,392,021.04
  5. Step 5: Solve for x
    x = 284,392,021.04/19,218.62
  6. Step 6: Final answer
    x = 14,797.73

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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.