Home / 25,081.75-34,611.71-15,004.14

Finding the Fourth Proportional to 25,081.75, 34,611.71 and 15,004.14

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Solution

The fourth proportional to 25,081.75, 34,611.71 and 15,004.14 is: 20,705.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,081.75 : 34,611.71 = 15,004.14 : x
  2. Step 2: Convert to fraction form
    25,081.75/34,611.71 = 15,004.14/x
  3. Step 3: Cross multiply
    25,081.75x = 34,611.71 × 15,004.14
  4. Step 4: Simplify right side
    25,081.75x = 519,318,737.66
  5. Step 5: Solve for x
    x = 519,318,737.66/25,081.75
  6. Step 6: Final answer
    x = 20,705.04

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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.