Home / 34,293.84-51,446.91-12,120.09

Finding the Fourth Proportional to 34,293.84, 51,446.91 and 12,120.09

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Solution

The fourth proportional to 34,293.84, 51,446.91 and 12,120.09 is: 18,182.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,293.84 : 51,446.91 = 12,120.09 : x
  2. Step 2: Convert to fraction form
    34,293.84/51,446.91 = 12,120.09/x
  3. Step 3: Cross multiply
    34,293.84x = 51,446.91 × 12,120.09
  4. Step 4: Simplify right side
    34,293.84x = 623,541,179.42
  5. Step 5: Solve for x
    x = 623,541,179.42/34,293.84
  6. Step 6: Final answer
    x = 18,182.31

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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.