Home / 37,395.75-51,606.14-20,628.75

Finding the Fourth Proportional to 37,395.75, 51,606.14 and 20,628.75

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Solution

The fourth proportional to 37,395.75, 51,606.14 and 20,628.75 is: 28,467.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,395.75 : 51,606.14 = 20,628.75 : x
  2. Step 2: Convert to fraction form
    37,395.75/51,606.14 = 20,628.75/x
  3. Step 3: Cross multiply
    37,395.75x = 51,606.14 × 20,628.75
  4. Step 4: Simplify right side
    37,395.75x = 1,064,570,160.53
  5. Step 5: Solve for x
    x = 1,064,570,160.53/37,395.75
  6. Step 6: Final answer
    x = 28,467.68

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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.