Home / 37,533.78-56,264.22-20,878.56

Finding the Fourth Proportional to 37,533.78, 56,264.22 and 20,878.56

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Solution

The fourth proportional to 37,533.78, 56,264.22 and 20,878.56 is: 31,297.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,533.78 : 56,264.22 = 20,878.56 : x
  2. Step 2: Convert to fraction form
    37,533.78/56,264.22 = 20,878.56/x
  3. Step 3: Cross multiply
    37,533.78x = 56,264.22 × 20,878.56
  4. Step 4: Simplify right side
    37,533.78x = 1,174,715,893.12
  5. Step 5: Solve for x
    x = 1,174,715,893.12/37,533.78
  6. Step 6: Final answer
    x = 31,297.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.