Home / 25,131.06-34,679.34-14,518.44

Finding the Fourth Proportional to 25,131.06, 34,679.34 and 14,518.44

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Solution

The fourth proportional to 25,131.06, 34,679.34 and 14,518.44 is: 20,034.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,131.06 : 34,679.34 = 14,518.44 : x
  2. Step 2: Convert to fraction form
    25,131.06/34,679.34 = 14,518.44/x
  3. Step 3: Cross multiply
    25,131.06x = 34,679.34 × 14,518.44
  4. Step 4: Simplify right side
    25,131.06x = 503,489,917.03
  5. Step 5: Solve for x
    x = 503,489,917.03/25,131.06
  6. Step 6: Final answer
    x = 20,034.57

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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.