Home / 18,749.23-25,847.26-12,773.25

Finding the Fourth Proportional to 18,749.23, 25,847.26 and 12,773.25

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Solution

The fourth proportional to 18,749.23, 25,847.26 and 12,773.25 is: 17,608.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,749.23 : 25,847.26 = 12,773.25 : x
  2. Step 2: Convert to fraction form
    18,749.23/25,847.26 = 12,773.25/x
  3. Step 3: Cross multiply
    18,749.23x = 25,847.26 × 12,773.25
  4. Step 4: Simplify right side
    18,749.23x = 330,153,481.86
  5. Step 5: Solve for x
    x = 330,153,481.86/18,749.23
  6. Step 6: Final answer
    x = 17,608.91

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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.