Home / 22,151.92-33,221.40-18,246.64

Finding the Fourth Proportional to 22,151.92, 33,221.40 and 18,246.64

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Solution

The fourth proportional to 22,151.92, 33,221.40 and 18,246.64 is: 27,364.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,151.92 : 33,221.40 = 18,246.64 : x
  2. Step 2: Convert to fraction form
    22,151.92/33,221.40 = 18,246.64/x
  3. Step 3: Cross multiply
    22,151.92x = 33,221.40 × 18,246.64
  4. Step 4: Simplify right side
    22,151.92x = 606,178,926.10
  5. Step 5: Solve for x
    x = 606,178,926.10/22,151.92
  6. Step 6: Final answer
    x = 27,364.62

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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.