Home / 37,147.64-51,263.46-20,151.92

Finding the Fourth Proportional to 37,147.64, 51,263.46 and 20,151.92

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Solution

The fourth proportional to 37,147.64, 51,263.46 and 20,151.92 is: 27,809.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,147.64 : 51,263.46 = 20,151.92 : x
  2. Step 2: Convert to fraction form
    37,147.64/51,263.46 = 20,151.92/x
  3. Step 3: Cross multiply
    37,147.64x = 51,263.46 × 20,151.92
  4. Step 4: Simplify right side
    37,147.64x = 1,033,057,144.84
  5. Step 5: Solve for x
    x = 1,033,057,144.84/37,147.64
  6. Step 6: Final answer
    x = 27,809.50

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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.