Home / 18,206.30-27,310.35-9,458.30

Finding the Fourth Proportional to 18,206.30, 27,310.35 and 9,458.30

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Solution

The fourth proportional to 18,206.30, 27,310.35 and 9,458.30 is: 14,187.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206.30 : 27,310.35 = 9,458.30 : x
  2. Step 2: Convert to fraction form
    18,206.30/27,310.35 = 9,458.30/x
  3. Step 3: Cross multiply
    18,206.30x = 27,310.35 × 9,458.30
  4. Step 4: Simplify right side
    18,206.30x = 258,309,483.41
  5. Step 5: Solve for x
    x = 258,309,483.41/18,206.30
  6. Step 6: Final answer
    x = 14,187.92

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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.