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Finding the Fourth Proportional to 37,747.45, 56,620.96 and 9,667.45

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Solution

The fourth proportional to 37,747.45, 56,620.96 and 9,667.45 is: 14,501.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,747.45 : 56,620.96 = 9,667.45 : x
  2. Step 2: Convert to fraction form
    37,747.45/56,620.96 = 9,667.45/x
  3. Step 3: Cross multiply
    37,747.45x = 56,620.96 × 9,667.45
  4. Step 4: Simplify right side
    37,747.45x = 547,380,299.75
  5. Step 5: Solve for x
    x = 547,380,299.75/37,747.45
  6. Step 6: Final answer
    x = 14,501.12

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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.