Home / 27,631.33-41,451.58-10,991.52

Finding the Fourth Proportional to 27,631.33, 41,451.58 and 10,991.52

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Solution

The fourth proportional to 27,631.33, 41,451.58 and 10,991.52 is: 16,489.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,631.33 : 41,451.58 = 10,991.52 : x
  2. Step 2: Convert to fraction form
    27,631.33/41,451.58 = 10,991.52/x
  3. Step 3: Cross multiply
    27,631.33x = 41,451.58 × 10,991.52
  4. Step 4: Simplify right side
    27,631.33x = 455,615,870.60
  5. Step 5: Solve for x
    x = 455,615,870.60/27,631.33
  6. Step 6: Final answer
    x = 16,489.11

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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.