Home / 18,213.39-27,323.64-6,525.09

Finding the Fourth Proportional to 18,213.39, 27,323.64 and 6,525.09

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Solution

The fourth proportional to 18,213.39, 27,323.64 and 6,525.09 is: 9,788.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213.39 : 27,323.64 = 6,525.09 : x
  2. Step 2: Convert to fraction form
    18,213.39/27,323.64 = 6,525.09/x
  3. Step 3: Cross multiply
    18,213.39x = 27,323.64 × 6,525.09
  4. Step 4: Simplify right side
    18,213.39x = 178,289,210.13
  5. Step 5: Solve for x
    x = 178,289,210.13/18,213.39
  6. Step 6: Final answer
    x = 9,788.91

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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.