Home / 37,748.37-56,631.85-18,781.98

Finding the Fourth Proportional to 37,748.37, 56,631.85 and 18,781.98

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Solution

The fourth proportional to 37,748.37, 56,631.85 and 18,781.98 is: 28,177.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,748.37 : 56,631.85 = 18,781.98 : x
  2. Step 2: Convert to fraction form
    37,748.37/56,631.85 = 18,781.98/x
  3. Step 3: Cross multiply
    37,748.37x = 56,631.85 × 18,781.98
  4. Step 4: Simplify right side
    37,748.37x = 1,063,658,014.74
  5. Step 5: Solve for x
    x = 1,063,658,014.74/37,748.37
  6. Step 6: Final answer
    x = 28,177.59

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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.