Home / 37,149.32-51,265.88-20,153.57

Finding the Fourth Proportional to 37,149.32, 51,265.88 and 20,153.57

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Solution

The fourth proportional to 37,149.32, 51,265.88 and 20,153.57 is: 27,811.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,149.32 : 51,265.88 = 20,153.57 : x
  2. Step 2: Convert to fraction form
    37,149.32/51,265.88 = 20,153.57/x
  3. Step 3: Cross multiply
    37,149.32x = 51,265.88 × 20,153.57
  4. Step 4: Simplify right side
    37,149.32x = 1,033,190,501.19
  5. Step 5: Solve for x
    x = 1,033,190,501.19/37,149.32
  6. Step 6: Final answer
    x = 27,811.83

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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.