Home / 18,207.12-27,326.96-9,328.50

Finding the Fourth Proportional to 18,207.12, 27,326.96 and 9,328.50

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Solution

The fourth proportional to 18,207.12, 27,326.96 and 9,328.50 is: 14,001.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207.12 : 27,326.96 = 9,328.50 : x
  2. Step 2: Convert to fraction form
    18,207.12/27,326.96 = 9,328.50/x
  3. Step 3: Cross multiply
    18,207.12x = 27,326.96 × 9,328.50
  4. Step 4: Simplify right side
    18,207.12x = 254,919,546.36
  5. Step 5: Solve for x
    x = 254,919,546.36/18,207.12
  6. Step 6: Final answer
    x = 14,001.09

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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.