Home / 22,578.29-33,889.30-10,899.71

Finding the Fourth Proportional to 22,578.29, 33,889.30 and 10,899.71

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Solution

The fourth proportional to 22,578.29, 33,889.30 and 10,899.71 is: 16,360.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,578.29 : 33,889.30 = 10,899.71 : x
  2. Step 2: Convert to fraction form
    22,578.29/33,889.30 = 10,899.71/x
  3. Step 3: Cross multiply
    22,578.29x = 33,889.30 × 10,899.71
  4. Step 4: Simplify right side
    22,578.29x = 369,383,318.16
  5. Step 5: Solve for x
    x = 369,383,318.16/22,578.29
  6. Step 6: Final answer
    x = 16,360.11

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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.