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Finding the Fourth Proportional to 34,807.56, 52,239.06 and 12,627.30

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Solution

The fourth proportional to 34,807.56, 52,239.06 and 12,627.30 is: 18,951.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,807.56 : 52,239.06 = 12,627.30 : x
  2. Step 2: Convert to fraction form
    34,807.56/52,239.06 = 12,627.30/x
  3. Step 3: Cross multiply
    34,807.56x = 52,239.06 × 12,627.30
  4. Step 4: Simplify right side
    34,807.56x = 659,638,282.34
  5. Step 5: Solve for x
    x = 659,638,282.34/34,807.56
  6. Step 6: Final answer
    x = 18,951.01

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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.