Home / 16,325.67-22,531.31-9,157.56

Finding the Fourth Proportional to 16,325.67, 22,531.31 and 9,157.56

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Solution

The fourth proportional to 16,325.67, 22,531.31 and 9,157.56 is: 12,638.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,325.67 : 22,531.31 = 9,157.56 : x
  2. Step 2: Convert to fraction form
    16,325.67/22,531.31 = 9,157.56/x
  3. Step 3: Cross multiply
    16,325.67x = 22,531.31 × 9,157.56
  4. Step 4: Simplify right side
    16,325.67x = 206,331,778.78
  5. Step 5: Solve for x
    x = 206,331,778.78/16,325.67
  6. Step 6: Final answer
    x = 12,638.49

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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.