Home / 37,670.52-51,984.32-20,674.72

Finding the Fourth Proportional to 37,670.52, 51,984.32 and 20,674.72

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Solution

The fourth proportional to 37,670.52, 51,984.32 and 20,674.72 is: 28,530.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,670.52 : 51,984.32 = 20,674.72 : x
  2. Step 2: Convert to fraction form
    37,670.52/51,984.32 = 20,674.72/x
  3. Step 3: Cross multiply
    37,670.52x = 51,984.32 × 20,674.72
  4. Step 4: Simplify right side
    37,670.52x = 1,074,761,260.39
  5. Step 5: Solve for x
    x = 1,074,761,260.39/37,670.52
  6. Step 6: Final answer
    x = 28,530.57

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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.