Home / 15,137.09-22,704.71-7,245.22

Finding the Fourth Proportional to 15,137.09, 22,704.71 and 7,245.22

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Solution

The fourth proportional to 15,137.09, 22,704.71 and 7,245.22 is: 10,867.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,137.09 : 22,704.71 = 7,245.22 : x
  2. Step 2: Convert to fraction form
    15,137.09/22,704.71 = 7,245.22/x
  3. Step 3: Cross multiply
    15,137.09x = 22,704.71 × 7,245.22
  4. Step 4: Simplify right side
    15,137.09x = 164,500,505.46
  5. Step 5: Solve for x
    x = 164,500,505.46/15,137.09
  6. Step 6: Final answer
    x = 10,867.38

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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.