Home / 18,461.08-27,668.58-9,229.72

Finding the Fourth Proportional to 18,461.08, 27,668.58 and 9,229.72

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Solution

The fourth proportional to 18,461.08, 27,668.58 and 9,229.72 is: 13,833.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,461.08 : 27,668.58 = 9,229.72 : x
  2. Step 2: Convert to fraction form
    18,461.08/27,668.58 = 9,229.72/x
  3. Step 3: Cross multiply
    18,461.08x = 27,668.58 × 9,229.72
  4. Step 4: Simplify right side
    18,461.08x = 255,373,246.20
  5. Step 5: Solve for x
    x = 255,373,246.20/18,461.08
  6. Step 6: Final answer
    x = 13,833.06

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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.