Home / 37,439.45-51,668.53-20,445.27

Finding the Fourth Proportional to 37,439.45, 51,668.53 and 20,445.27

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Solution

The fourth proportional to 37,439.45, 51,668.53 and 20,445.27 is: 28,215.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,439.45 : 51,668.53 = 20,445.27 : x
  2. Step 2: Convert to fraction form
    37,439.45/51,668.53 = 20,445.27/x
  3. Step 3: Cross multiply
    37,439.45x = 51,668.53 × 20,445.27
  4. Step 4: Simplify right side
    37,439.45x = 1,056,376,995.24
  5. Step 5: Solve for x
    x = 1,056,376,995.24/37,439.45
  6. Step 6: Final answer
    x = 28,215.61

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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.