Home / 25,611.06-35,340.67-14,279.49

Finding the Fourth Proportional to 25,611.06, 35,340.67 and 14,279.49

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Solution

The fourth proportional to 25,611.06, 35,340.67 and 14,279.49 is: 19,704.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,611.06 : 35,340.67 = 14,279.49 : x
  2. Step 2: Convert to fraction form
    25,611.06/35,340.67 = 14,279.49/x
  3. Step 3: Cross multiply
    25,611.06x = 35,340.67 × 14,279.49
  4. Step 4: Simplify right side
    25,611.06x = 504,646,743.86
  5. Step 5: Solve for x
    x = 504,646,743.86/25,611.06
  6. Step 6: Final answer
    x = 19,704.25

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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.