Home / 34,260.84-51,397.34-12,087.09

Finding the Fourth Proportional to 34,260.84, 51,397.34 and 12,087.09

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Solution

The fourth proportional to 34,260.84, 51,397.34 and 12,087.09 is: 18,132.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,260.84 : 51,397.34 = 12,087.09 : x
  2. Step 2: Convert to fraction form
    34,260.84/51,397.34 = 12,087.09/x
  3. Step 3: Cross multiply
    34,260.84x = 51,397.34 × 12,087.09
  4. Step 4: Simplify right side
    34,260.84x = 621,244,213.91
  5. Step 5: Solve for x
    x = 621,244,213.91/34,260.84
  6. Step 6: Final answer
    x = 18,132.78

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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.