Home / 18,608.56-25,679.40-10,110.46

Finding the Fourth Proportional to 18,608.56, 25,679.40 and 10,110.46

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Solution

The fourth proportional to 18,608.56, 25,679.40 and 10,110.46 is: 13,952.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,608.56 : 25,679.40 = 10,110.46 : x
  2. Step 2: Convert to fraction form
    18,608.56/25,679.40 = 10,110.46/x
  3. Step 3: Cross multiply
    18,608.56x = 25,679.40 × 10,110.46
  4. Step 4: Simplify right side
    18,608.56x = 259,630,546.52
  5. Step 5: Solve for x
    x = 259,630,546.52/18,608.56
  6. Step 6: Final answer
    x = 13,952.21

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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.