Home / 25,245.16-34,835.28-14,489.48

Finding the Fourth Proportional to 25,245.16, 34,835.28 and 14,489.48

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Solution

The fourth proportional to 25,245.16, 34,835.28 and 14,489.48 is: 19,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,245.16 : 34,835.28 = 14,489.48 : x
  2. Step 2: Convert to fraction form
    25,245.16/34,835.28 = 14,489.48/x
  3. Step 3: Cross multiply
    25,245.16x = 34,835.28 × 14,489.48
  4. Step 4: Simplify right side
    25,245.16x = 504,745,092.85
  5. Step 5: Solve for x
    x = 504,745,092.85/25,245.16
  6. Step 6: Final answer
    x = 19,993.74

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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.