Home / 43,863.68-65,799.70-12,273.76

Finding the Fourth Proportional to 43,863.68, 65,799.70 and 12,273.76

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Solution

The fourth proportional to 43,863.68, 65,799.70 and 12,273.76 is: 18,411.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,863.68 : 65,799.70 = 12,273.76 : x
  2. Step 2: Convert to fraction form
    43,863.68/65,799.70 = 12,273.76/x
  3. Step 3: Cross multiply
    43,863.68x = 65,799.70 × 12,273.76
  4. Step 4: Simplify right side
    43,863.68x = 807,609,725.87
  5. Step 5: Solve for x
    x = 807,609,725.87/43,863.68
  6. Step 6: Final answer
    x = 18,411.81

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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.