Home / 43,912.53-65,877.30-14,322.42

Finding the Fourth Proportional to 43,912.53, 65,877.30 and 14,322.42

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Solution

The fourth proportional to 43,912.53, 65,877.30 and 14,322.42 is: 21,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,912.53 : 65,877.30 = 14,322.42 : x
  2. Step 2: Convert to fraction form
    43,912.53/65,877.30 = 14,322.42/x
  3. Step 3: Cross multiply
    43,912.53x = 65,877.30 × 14,322.42
  4. Step 4: Simplify right side
    43,912.53x = 943,522,359.07
  5. Step 5: Solve for x
    x = 943,522,359.07/43,912.53
  6. Step 6: Final answer
    x = 21,486.40

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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.