Home / 22,765.05-34,151.22-8,724.51

Finding the Fourth Proportional to 22,765.05, 34,151.22 and 8,724.51

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Solution

The fourth proportional to 22,765.05, 34,151.22 and 8,724.51 is: 13,088.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,765.05 : 34,151.22 = 8,724.51 : x
  2. Step 2: Convert to fraction form
    22,765.05/34,151.22 = 8,724.51/x
  3. Step 3: Cross multiply
    22,765.05x = 34,151.22 × 8,724.51
  4. Step 4: Simplify right side
    22,765.05x = 297,952,660.40
  5. Step 5: Solve for x
    x = 297,952,660.40/22,765.05
  6. Step 6: Final answer
    x = 13,088.16

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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.