Home / 37,683.20-56,524.80-18,000.20

Finding the Fourth Proportional to 37,683.20, 56,524.80 and 18,000.20

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Solution

The fourth proportional to 37,683.20, 56,524.80 and 18,000.20 is: 27,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,683.20 : 56,524.80 = 18,000.20 : x
  2. Step 2: Convert to fraction form
    37,683.20/56,524.80 = 18,000.20/x
  3. Step 3: Cross multiply
    37,683.20x = 56,524.80 × 18,000.20
  4. Step 4: Simplify right side
    37,683.20x = 1,017,457,704.96
  5. Step 5: Solve for x
    x = 1,017,457,704.96/37,683.20
  6. Step 6: Final answer
    x = 27,000.30

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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.