Home / 37,939.64-56,909.41-11,285.53

Finding the Fourth Proportional to 37,939.64, 56,909.41 and 11,285.53

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Solution

The fourth proportional to 37,939.64, 56,909.41 and 11,285.53 is: 16,928.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,939.64 : 56,909.41 = 11,285.53 : x
  2. Step 2: Convert to fraction form
    37,939.64/56,909.41 = 11,285.53/x
  3. Step 3: Cross multiply
    37,939.64x = 56,909.41 × 11,285.53
  4. Step 4: Simplify right side
    37,939.64x = 642,252,683.35
  5. Step 5: Solve for x
    x = 642,252,683.35/37,939.64
  6. Step 6: Final answer
    x = 16,928.28

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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.