Home / 43,720.26-65,573.40-15,635.07

Finding the Fourth Proportional to 43,720.26, 65,573.40 and 15,635.07

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Solution

The fourth proportional to 43,720.26, 65,573.40 and 15,635.07 is: 23,450.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,720.26 : 65,573.40 = 15,635.07 : x
  2. Step 2: Convert to fraction form
    43,720.26/65,573.40 = 15,635.07/x
  3. Step 3: Cross multiply
    43,720.26x = 65,573.40 × 15,635.07
  4. Step 4: Simplify right side
    43,720.26x = 1,025,244,699.14
  5. Step 5: Solve for x
    x = 1,025,244,699.14/43,720.26
  6. Step 6: Final answer
    x = 23,450.11

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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.