Home / 18,549.10-27,805.08-9,195.96

Finding the Fourth Proportional to 18,549.10, 27,805.08 and 9,195.96

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Solution

The fourth proportional to 18,549.10, 27,805.08 and 9,195.96 is: 13,784.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,549.10 : 27,805.08 = 9,195.96 : x
  2. Step 2: Convert to fraction form
    18,549.10/27,805.08 = 9,195.96/x
  3. Step 3: Cross multiply
    18,549.10x = 27,805.08 × 9,195.96
  4. Step 4: Simplify right side
    18,549.10x = 255,694,403.48
  5. Step 5: Solve for x
    x = 255,694,403.48/18,549.10
  6. Step 6: Final answer
    x = 13,784.74

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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.