Home / 16,772.67-25,126.20-13,815.36

Finding the Fourth Proportional to 16,772.67, 25,126.20 and 13,815.36

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Solution

The fourth proportional to 16,772.67, 25,126.20 and 13,815.36 is: 20,696.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,772.67 : 25,126.20 = 13,815.36 : x
  2. Step 2: Convert to fraction form
    16,772.67/25,126.20 = 13,815.36/x
  3. Step 3: Cross multiply
    16,772.67x = 25,126.20 × 13,815.36
  4. Step 4: Simplify right side
    16,772.67x = 347,127,498.43
  5. Step 5: Solve for x
    x = 347,127,498.43/16,772.67
  6. Step 6: Final answer
    x = 20,696.02

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1.5x scale

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.