Home / 37,856.12-56,757.64-16,784.78

Finding the Fourth Proportional to 37,856.12, 56,757.64 and 16,784.78

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Solution

The fourth proportional to 37,856.12, 56,757.64 and 16,784.78 is: 25,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,856.12 : 56,757.64 = 16,784.78 : x
  2. Step 2: Convert to fraction form
    37,856.12/56,757.64 = 16,784.78/x
  3. Step 3: Cross multiply
    37,856.12x = 56,757.64 × 16,784.78
  4. Step 4: Simplify right side
    37,856.12x = 952,664,500.72
  5. Step 5: Solve for x
    x = 952,664,500.72/37,856.12
  6. Step 6: Final answer
    x = 25,165.40

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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.