Home / 25,189.26-34,763.46-13,861.02

Finding the Fourth Proportional to 25,189.26, 34,763.46 and 13,861.02

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Solution

The fourth proportional to 25,189.26, 34,763.46 and 13,861.02 is: 19,129.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,189.26 : 34,763.46 = 13,861.02 : x
  2. Step 2: Convert to fraction form
    25,189.26/34,763.46 = 13,861.02/x
  3. Step 3: Cross multiply
    25,189.26x = 34,763.46 × 13,861.02
  4. Step 4: Simplify right side
    25,189.26x = 481,857,014.33
  5. Step 5: Solve for x
    x = 481,857,014.33/25,189.26
  6. Step 6: Final answer
    x = 19,129.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.