Home / 37,580.54-56,372.18-12,621.41

Finding the Fourth Proportional to 37,580.54, 56,372.18 and 12,621.41

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Solution

The fourth proportional to 37,580.54, 56,372.18 and 12,621.41 is: 18,932.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,580.54 : 56,372.18 = 12,621.41 : x
  2. Step 2: Convert to fraction form
    37,580.54/56,372.18 = 12,621.41/x
  3. Step 3: Cross multiply
    37,580.54x = 56,372.18 × 12,621.41
  4. Step 4: Simplify right side
    37,580.54x = 711,496,051.41
  5. Step 5: Solve for x
    x = 711,496,051.41/37,580.54
  6. Step 6: Final answer
    x = 18,932.57

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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.