Home / 18,627.14-27,930.63-9,246.56

Finding the Fourth Proportional to 18,627.14, 27,930.63 and 9,246.56

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Solution

The fourth proportional to 18,627.14, 27,930.63 and 9,246.56 is: 13,864.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,627.14 : 27,930.63 = 9,246.56 : x
  2. Step 2: Convert to fraction form
    18,627.14/27,930.63 = 9,246.56/x
  3. Step 3: Cross multiply
    18,627.14x = 27,930.63 × 9,246.56
  4. Step 4: Simplify right side
    18,627.14x = 258,262,246.13
  5. Step 5: Solve for x
    x = 258,262,246.13/18,627.14
  6. Step 6: Final answer
    x = 13,864.84

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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.