Home / 16,762.56-23,135.67-9,691.26

Finding the Fourth Proportional to 16,762.56, 23,135.67 and 9,691.26

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Solution

The fourth proportional to 16,762.56, 23,135.67 and 9,691.26 is: 13,375.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,762.56 : 23,135.67 = 9,691.26 : x
  2. Step 2: Convert to fraction form
    16,762.56/23,135.67 = 9,691.26/x
  3. Step 3: Cross multiply
    16,762.56x = 23,135.67 × 9,691.26
  4. Step 4: Simplify right side
    16,762.56x = 224,213,793.24
  5. Step 5: Solve for x
    x = 224,213,793.24/16,762.56
  6. Step 6: Final answer
    x = 13,375.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.