Home / 25,806.46-38,611.80-15,282.12

Finding the Fourth Proportional to 25,806.46, 38,611.80 and 15,282.12

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Solution

The fourth proportional to 25,806.46, 38,611.80 and 15,282.12 is: 22,865.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,806.46 : 38,611.80 = 15,282.12 : x
  2. Step 2: Convert to fraction form
    25,806.46/38,611.80 = 15,282.12/x
  3. Step 3: Cross multiply
    25,806.46x = 38,611.80 × 15,282.12
  4. Step 4: Simplify right side
    25,806.46x = 590,070,161.02
  5. Step 5: Solve for x
    x = 590,070,161.02/25,806.46
  6. Step 6: Final answer
    x = 22,865.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.