Home / 22,880.53-34,318.05-10,387.36

Finding the Fourth Proportional to 22,880.53, 34,318.05 and 10,387.36

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Solution

The fourth proportional to 22,880.53, 34,318.05 and 10,387.36 is: 15,579.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,880.53 : 34,318.05 = 10,387.36 : x
  2. Step 2: Convert to fraction form
    22,880.53/34,318.05 = 10,387.36/x
  3. Step 3: Cross multiply
    22,880.53x = 34,318.05 × 10,387.36
  4. Step 4: Simplify right side
    22,880.53x = 356,473,939.85
  5. Step 5: Solve for x
    x = 356,473,939.85/22,880.53
  6. Step 6: Final answer
    x = 15,579.79

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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.