Home / 16,772.49-25,135.15-13,247.01

Finding the Fourth Proportional to 16,772.49, 25,135.15 and 13,247.01

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Solution

The fourth proportional to 16,772.49, 25,135.15 and 13,247.01 is: 19,851.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,772.49 : 25,135.15 = 13,247.01 : x
  2. Step 2: Convert to fraction form
    16,772.49/25,135.15 = 13,247.01/x
  3. Step 3: Cross multiply
    16,772.49x = 25,135.15 × 13,247.01
  4. Step 4: Simplify right side
    16,772.49x = 332,965,583.40
  5. Step 5: Solve for x
    x = 332,965,583.40/16,772.49
  6. Step 6: Final answer
    x = 19,851.89

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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.