Home / 43,817.43-65,737.21-12,227.47

Finding the Fourth Proportional to 43,817.43, 65,737.21 and 12,227.47

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Solution

The fourth proportional to 43,817.43, 65,737.21 and 12,227.47 is: 18,344.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,817.43 : 65,737.21 = 12,227.47 : x
  2. Step 2: Convert to fraction form
    43,817.43/65,737.21 = 12,227.47/x
  3. Step 3: Cross multiply
    43,817.43x = 65,737.21 × 12,227.47
  4. Step 4: Simplify right side
    43,817.43x = 803,799,568.25
  5. Step 5: Solve for x
    x = 803,799,568.25/43,817.43
  6. Step 6: Final answer
    x = 18,344.29

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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.