Home / 25,081.34-34,611.03-15,015.33

Finding the Fourth Proportional to 25,081.34, 34,611.03 and 15,015.33

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Solution

The fourth proportional to 25,081.34, 34,611.03 and 15,015.33 is: 20,720.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,081.34 : 34,611.03 = 15,015.33 : x
  2. Step 2: Convert to fraction form
    25,081.34/34,611.03 = 15,015.33/x
  3. Step 3: Cross multiply
    25,081.34x = 34,611.03 × 15,015.33
  4. Step 4: Simplify right side
    25,081.34x = 519,696,037.09
  5. Step 5: Solve for x
    x = 519,696,037.09/25,081.34
  6. Step 6: Final answer
    x = 20,720.43

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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.