Home / 15,065.58-22,579.82-10,919.78

Finding the Fourth Proportional to 15,065.58, 22,579.82 and 10,919.78

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Solution

The fourth proportional to 15,065.58, 22,579.82 and 10,919.78 is: 16,366.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,065.58 : 22,579.82 = 10,919.78 : x
  2. Step 2: Convert to fraction form
    15,065.58/22,579.82 = 10,919.78/x
  3. Step 3: Cross multiply
    15,065.58x = 22,579.82 × 10,919.78
  4. Step 4: Simplify right side
    15,065.58x = 246,566,666.84
  5. Step 5: Solve for x
    x = 246,566,666.84/15,065.58
  6. Step 6: Final answer
    x = 16,366.22

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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.