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Finding the Fourth Proportional to 37,513.50, 56,270.79 and 9,811.50

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Solution

The fourth proportional to 37,513.50, 56,270.79 and 9,811.50 is: 14,717.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,513.50 : 56,270.79 = 9,811.50 : x
  2. Step 2: Convert to fraction form
    37,513.50/56,270.79 = 9,811.50/x
  3. Step 3: Cross multiply
    37,513.50x = 56,270.79 × 9,811.50
  4. Step 4: Simplify right side
    37,513.50x = 552,100,856.09
  5. Step 5: Solve for x
    x = 552,100,856.09/37,513.50
  6. Step 6: Final answer
    x = 14,717.39

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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.