Home / 16,820.22-25,218.04-5,723.93

Finding the Fourth Proportional to 16,820.22, 25,218.04 and 5,723.93

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Solution

The fourth proportional to 16,820.22, 25,218.04 and 5,723.93 is: 8,581.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820.22 : 25,218.04 = 5,723.93 : x
  2. Step 2: Convert to fraction form
    16,820.22/25,218.04 = 5,723.93/x
  3. Step 3: Cross multiply
    16,820.22x = 25,218.04 × 5,723.93
  4. Step 4: Simplify right side
    16,820.22x = 144,346,267.08
  5. Step 5: Solve for x
    x = 144,346,267.08/16,820.22
  6. Step 6: Final answer
    x = 8,581.71

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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.