Home / 16,121.55-24,189.47-6,261.59

Finding the Fourth Proportional to 16,121.55, 24,189.47 and 6,261.59

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Solution

The fourth proportional to 16,121.55, 24,189.47 and 6,261.59 is: 9,395.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.55 : 24,189.47 = 6,261.59 : x
  2. Step 2: Convert to fraction form
    16,121.55/24,189.47 = 6,261.59/x
  3. Step 3: Cross multiply
    16,121.55x = 24,189.47 × 6,261.59
  4. Step 4: Simplify right side
    16,121.55x = 151,464,391.20
  5. Step 5: Solve for x
    x = 151,464,391.20/16,121.55
  6. Step 6: Final answer
    x = 9,395.15

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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.