Home / 27,255.06-37,611.09-15,155.46

Finding the Fourth Proportional to 27,255.06, 37,611.09 and 15,155.46

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Solution

The fourth proportional to 27,255.06, 37,611.09 and 15,155.46 is: 20,914.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,255.06 : 37,611.09 = 15,155.46 : x
  2. Step 2: Convert to fraction form
    27,255.06/37,611.09 = 15,155.46/x
  3. Step 3: Cross multiply
    27,255.06x = 37,611.09 × 15,155.46
  4. Step 4: Simplify right side
    27,255.06x = 570,013,370.05
  5. Step 5: Solve for x
    x = 570,013,370.05/27,255.06
  6. Step 6: Final answer
    x = 20,914.04

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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.