Home / 22,576.20-33,815.70-18,688.20

Finding the Fourth Proportional to 22,576.20, 33,815.70 and 18,688.20

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Solution

The fourth proportional to 22,576.20, 33,815.70 and 18,688.20 is: 27,992.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,576.20 : 33,815.70 = 18,688.20 : x
  2. Step 2: Convert to fraction form
    22,576.20/33,815.70 = 18,688.20/x
  3. Step 3: Cross multiply
    22,576.20x = 33,815.70 × 18,688.20
  4. Step 4: Simplify right side
    22,576.20x = 631,954,564.74
  5. Step 5: Solve for x
    x = 631,954,564.74/22,576.20
  6. Step 6: Final answer
    x = 27,992.07

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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.