Home / 18,207.41-27,270.11-9,325.45

Finding the Fourth Proportional to 18,207.41, 27,270.11 and 9,325.45

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Solution

The fourth proportional to 18,207.41, 27,270.11 and 9,325.45 is: 13,967.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207.41 : 27,270.11 = 9,325.45 : x
  2. Step 2: Convert to fraction form
    18,207.41/27,270.11 = 9,325.45/x
  3. Step 3: Cross multiply
    18,207.41x = 27,270.11 × 9,325.45
  4. Step 4: Simplify right side
    18,207.41x = 254,306,115.83
  5. Step 5: Solve for x
    x = 254,306,115.83/18,207.41
  6. Step 6: Final answer
    x = 13,967.18

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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.