Home / 37,007.28-51,073.64-20,242.80

Finding the Fourth Proportional to 37,007.28, 51,073.64 and 20,242.80

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Solution

The fourth proportional to 37,007.28, 51,073.64 and 20,242.80 is: 27,937.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,007.28 : 51,073.64 = 20,242.80 : x
  2. Step 2: Convert to fraction form
    37,007.28/51,073.64 = 20,242.80/x
  3. Step 3: Cross multiply
    37,007.28x = 51,073.64 × 20,242.80
  4. Step 4: Simplify right side
    37,007.28x = 1,033,873,479.79
  5. Step 5: Solve for x
    x = 1,033,873,479.79/37,007.28
  6. Step 6: Final answer
    x = 27,937.03

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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.