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Finding the Fourth Proportional to 34,893.65, 52,360.98 and 12,708.36

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Solution

The fourth proportional to 34,893.65, 52,360.98 and 12,708.36 is: 19,070.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,893.65 : 52,360.98 = 12,708.36 : x
  2. Step 2: Convert to fraction form
    34,893.65/52,360.98 = 12,708.36/x
  3. Step 3: Cross multiply
    34,893.65x = 52,360.98 × 12,708.36
  4. Step 4: Simplify right side
    34,893.65x = 665,422,183.79
  5. Step 5: Solve for x
    x = 665,422,183.79/34,893.65
  6. Step 6: Final answer
    x = 19,070.01

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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.