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Finding the Fourth Proportional to 34,026.65, 51,040.88 and 12,964.02

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Solution

The fourth proportional to 34,026.65, 51,040.88 and 12,964.02 is: 19,446.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,026.65 : 51,040.88 = 12,964.02 : x
  2. Step 2: Convert to fraction form
    34,026.65/51,040.88 = 12,964.02/x
  3. Step 3: Cross multiply
    34,026.65x = 51,040.88 × 12,964.02
  4. Step 4: Simplify right side
    34,026.65x = 661,694,924.32
  5. Step 5: Solve for x
    x = 661,694,924.32/34,026.65
  6. Step 6: Final answer
    x = 19,446.38

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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.