Home / 16,884.64-25,348.80-11,358.80

Finding the Fourth Proportional to 16,884.64, 25,348.80 and 11,358.80

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Solution

The fourth proportional to 16,884.64, 25,348.80 and 11,358.80 is: 17,052.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,884.64 : 25,348.80 = 11,358.80 : x
  2. Step 2: Convert to fraction form
    16,884.64/25,348.80 = 11,358.80/x
  3. Step 3: Cross multiply
    16,884.64x = 25,348.80 × 11,358.80
  4. Step 4: Simplify right side
    16,884.64x = 287,931,949.44
  5. Step 5: Solve for x
    x = 287,931,949.44/16,884.64
  6. Step 6: Final answer
    x = 17,052.89

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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.