Home / 43,505.10-65,219.99-25,938.02

Finding the Fourth Proportional to 43,505.10, 65,219.99 and 25,938.02

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Solution

The fourth proportional to 43,505.10, 65,219.99 and 25,938.02 is: 38,884.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,505.10 : 65,219.99 = 25,938.02 : x
  2. Step 2: Convert to fraction form
    43,505.10/65,219.99 = 25,938.02/x
  3. Step 3: Cross multiply
    43,505.10x = 65,219.99 × 25,938.02
  4. Step 4: Simplify right side
    43,505.10x = 1,691,677,438.38
  5. Step 5: Solve for x
    x = 1,691,677,438.38/43,505.10
  6. Step 6: Final answer
    x = 38,884.58

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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.