Home / 18,630.09-27,948.56-6,150.96

Finding the Fourth Proportional to 18,630.09, 27,948.56 and 6,150.96

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Solution

The fourth proportional to 18,630.09, 27,948.56 and 6,150.96 is: 9,227.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,630.09 : 27,948.56 = 6,150.96 : x
  2. Step 2: Convert to fraction form
    18,630.09/27,948.56 = 6,150.96/x
  3. Step 3: Cross multiply
    18,630.09x = 27,948.56 × 6,150.96
  4. Step 4: Simplify right side
    18,630.09x = 171,910,443.86
  5. Step 5: Solve for x
    x = 171,910,443.86/18,630.09
  6. Step 6: Final answer
    x = 9,227.57

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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.