Home / 12,462.44-18,697.02-4,143.80

Finding the Fourth Proportional to 12,462.44, 18,697.02 and 4,143.80

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Solution

The fourth proportional to 12,462.44, 18,697.02 and 4,143.80 is: 6,216.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462.44 : 18,697.02 = 4,143.80 : x
  2. Step 2: Convert to fraction form
    12,462.44/18,697.02 = 4,143.80/x
  3. Step 3: Cross multiply
    12,462.44x = 18,697.02 × 4,143.80
  4. Step 4: Simplify right side
    12,462.44x = 77,476,711.48
  5. Step 5: Solve for x
    x = 77,476,711.48/12,462.44
  6. Step 6: Final answer
    x = 6,216.82

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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.