Home / 12,850.09-19,263.42-4,947.55

Finding the Fourth Proportional to 12,850.09, 19,263.42 and 4,947.55

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Solution

The fourth proportional to 12,850.09, 19,263.42 and 4,947.55 is: 7,416.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,850.09 : 19,263.42 = 4,947.55 : x
  2. Step 2: Convert to fraction form
    12,850.09/19,263.42 = 4,947.55/x
  3. Step 3: Cross multiply
    12,850.09x = 19,263.42 × 4,947.55
  4. Step 4: Simplify right side
    12,850.09x = 95,306,733.62
  5. Step 5: Solve for x
    x = 95,306,733.62/12,850.09
  6. Step 6: Final answer
    x = 7,416.81

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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.