Home / 43,922.53-65,801.13-21,709.90

Finding the Fourth Proportional to 43,922.53, 65,801.13 and 21,709.90

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Solution

The fourth proportional to 43,922.53, 65,801.13 and 21,709.90 is: 32,523.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,922.53 : 65,801.13 = 21,709.90 : x
  2. Step 2: Convert to fraction form
    43,922.53/65,801.13 = 21,709.90/x
  3. Step 3: Cross multiply
    43,922.53x = 65,801.13 × 21,709.90
  4. Step 4: Simplify right side
    43,922.53x = 1,428,535,952.19
  5. Step 5: Solve for x
    x = 1,428,535,952.19/43,922.53
  6. Step 6: Final answer
    x = 32,523.99

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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.