Home / 34,255.35-51,389.37-12,082.82

Finding the Fourth Proportional to 34,255.35, 51,389.37 and 12,082.82

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Solution

The fourth proportional to 34,255.35, 51,389.37 and 12,082.82 is: 18,126.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,255.35 : 51,389.37 = 12,082.82 : x
  2. Step 2: Convert to fraction form
    34,255.35/51,389.37 = 12,082.82/x
  3. Step 3: Cross multiply
    34,255.35x = 51,389.37 × 12,082.82
  4. Step 4: Simplify right side
    34,255.35x = 620,928,250.68
  5. Step 5: Solve for x
    x = 620,928,250.68/34,255.35
  6. Step 6: Final answer
    x = 18,126.46

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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.