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Finding the Fourth Proportional to 37,663.92, 56,495.97 and 12,704.09

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Solution

The fourth proportional to 37,663.92, 56,495.97 and 12,704.09 is: 19,056.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,663.92 : 56,495.97 = 12,704.09 : x
  2. Step 2: Convert to fraction form
    37,663.92/56,495.97 = 12,704.09/x
  3. Step 3: Cross multiply
    37,663.92x = 56,495.97 × 12,704.09
  4. Step 4: Simplify right side
    37,663.92x = 717,729,605.04
  5. Step 5: Solve for x
    x = 717,729,605.04/37,663.92
  6. Step 6: Final answer
    x = 19,056.16

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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.