Home / 43,928.96-65,810.88-21,716.48

Finding the Fourth Proportional to 43,928.96, 65,810.88 and 21,716.48

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Solution

The fourth proportional to 43,928.96, 65,810.88 and 21,716.48 is: 32,533.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,928.96 : 65,810.88 = 21,716.48 : x
  2. Step 2: Convert to fraction form
    43,928.96/65,810.88 = 21,716.48/x
  3. Step 3: Cross multiply
    43,928.96x = 65,810.88 × 21,716.48
  4. Step 4: Simplify right side
    43,928.96x = 1,429,180,659.30
  5. Step 5: Solve for x
    x = 1,429,180,659.30/43,928.96
  6. Step 6: Final answer
    x = 32,533.91

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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.