Home / 16,911.10-25,318.05-10,350.10

Finding the Fourth Proportional to 16,911.10, 25,318.05 and 10,350.10

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Solution

The fourth proportional to 16,911.10, 25,318.05 and 10,350.10 is: 15,495.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,911.10 : 25,318.05 = 10,350.10 : x
  2. Step 2: Convert to fraction form
    16,911.10/25,318.05 = 10,350.10/x
  3. Step 3: Cross multiply
    16,911.10x = 25,318.05 × 10,350.10
  4. Step 4: Simplify right side
    16,911.10x = 262,044,349.31
  5. Step 5: Solve for x
    x = 262,044,349.31/16,911.10
  6. Step 6: Final answer
    x = 15,495.41

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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.