Home / 18,332.19-27,494.64-5,181.03

Finding the Fourth Proportional to 18,332.19, 27,494.64 and 5,181.03

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Solution

The fourth proportional to 18,332.19, 27,494.64 and 5,181.03 is: 7,770.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332.19 : 27,494.64 = 5,181.03 : x
  2. Step 2: Convert to fraction form
    18,332.19/27,494.64 = 5,181.03/x
  3. Step 3: Cross multiply
    18,332.19x = 27,494.64 × 5,181.03
  4. Step 4: Simplify right side
    18,332.19x = 142,450,554.68
  5. Step 5: Solve for x
    x = 142,450,554.68/18,332.19
  6. Step 6: Final answer
    x = 7,770.51

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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.