Home / 43,811.80-65,717.70-25,322.20

Finding the Fourth Proportional to 43,811.80, 65,717.70 and 25,322.20

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Solution

The fourth proportional to 43,811.80, 65,717.70 and 25,322.20 is: 37,983.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,811.80 : 65,717.70 = 25,322.20 : x
  2. Step 2: Convert to fraction form
    43,811.80/65,717.70 = 25,322.20/x
  3. Step 3: Cross multiply
    43,811.80x = 65,717.70 × 25,322.20
  4. Step 4: Simplify right side
    43,811.80x = 1,664,116,742.94
  5. Step 5: Solve for x
    x = 1,664,116,742.94/43,811.80
  6. Step 6: Final answer
    x = 37,983.30

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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.