Home / 25,094.97-34,611.71-18,378.18

Finding the Fourth Proportional to 25,094.97, 34,611.71 and 18,378.18

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Solution

The fourth proportional to 25,094.97, 34,611.71 and 18,378.18 is: 25,347.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,094.97 : 34,611.71 = 18,378.18 : x
  2. Step 2: Convert to fraction form
    25,094.97/34,611.71 = 18,378.18/x
  3. Step 3: Cross multiply
    25,094.97x = 34,611.71 × 18,378.18
  4. Step 4: Simplify right side
    25,094.97x = 636,100,144.60
  5. Step 5: Solve for x
    x = 636,100,144.60/25,094.97
  6. Step 6: Final answer
    x = 25,347.71

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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.