Home / 16,600.55-22,907.21-9,431.64

Finding the Fourth Proportional to 16,600.55, 22,907.21 and 9,431.64

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Solution

The fourth proportional to 16,600.55, 22,907.21 and 9,431.64 is: 13,014.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,600.55 : 22,907.21 = 9,431.64 : x
  2. Step 2: Convert to fraction form
    16,600.55/22,907.21 = 9,431.64/x
  3. Step 3: Cross multiply
    16,600.55x = 22,907.21 × 9,431.64
  4. Step 4: Simplify right side
    16,600.55x = 216,052,510.97
  5. Step 5: Solve for x
    x = 216,052,510.97/16,600.55
  6. Step 6: Final answer
    x = 13,014.78

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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.