Home / 18,530.08-27,785.04-6,682.24

Finding the Fourth Proportional to 18,530.08, 27,785.04 and 6,682.24

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Solution

The fourth proportional to 18,530.08, 27,785.04 and 6,682.24 is: 10,019.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,530.08 : 27,785.04 = 6,682.24 : x
  2. Step 2: Convert to fraction form
    18,530.08/27,785.04 = 6,682.24/x
  3. Step 3: Cross multiply
    18,530.08x = 27,785.04 × 6,682.24
  4. Step 4: Simplify right side
    18,530.08x = 185,666,305.69
  5. Step 5: Solve for x
    x = 185,666,305.69/18,530.08
  6. Step 6: Final answer
    x = 10,019.72

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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.