Home / 43,914.50-65,872.74-15,836.84

Finding the Fourth Proportional to 43,914.50, 65,872.74 and 15,836.84

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Solution

The fourth proportional to 43,914.50, 65,872.74 and 15,836.84 is: 23,755.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,914.50 : 65,872.74 = 15,836.84 : x
  2. Step 2: Convert to fraction form
    43,914.50/65,872.74 = 15,836.84/x
  3. Step 3: Cross multiply
    43,914.50x = 65,872.74 × 15,836.84
  4. Step 4: Simplify right side
    43,914.50x = 1,043,216,043.74
  5. Step 5: Solve for x
    x = 1,043,216,043.74/43,914.50
  6. Step 6: Final answer
    x = 23,755.62

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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.