Home / 14,811.53-20,440.15-8,843.72

Finding the Fourth Proportional to 14,811.53, 20,440.15 and 8,843.72

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Solution

The fourth proportional to 14,811.53, 20,440.15 and 8,843.72 is: 12,204.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811.53 : 20,440.15 = 8,843.72 : x
  2. Step 2: Convert to fraction form
    14,811.53/20,440.15 = 8,843.72/x
  3. Step 3: Cross multiply
    14,811.53x = 20,440.15 × 8,843.72
  4. Step 4: Simplify right side
    14,811.53x = 180,766,839.05
  5. Step 5: Solve for x
    x = 180,766,839.05/14,811.53
  6. Step 6: Final answer
    x = 12,204.47

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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.