Home / 22,351.95-30,846.48-12,280.73

Finding the Fourth Proportional to 22,351.95, 30,846.48 and 12,280.73

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Solution

The fourth proportional to 22,351.95, 30,846.48 and 12,280.73 is: 16,947.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,351.95 : 30,846.48 = 12,280.73 : x
  2. Step 2: Convert to fraction form
    22,351.95/30,846.48 = 12,280.73/x
  3. Step 3: Cross multiply
    22,351.95x = 30,846.48 × 12,280.73
  4. Step 4: Simplify right side
    22,351.95x = 378,817,292.33
  5. Step 5: Solve for x
    x = 378,817,292.33/22,351.95
  6. Step 6: Final answer
    x = 16,947.84

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.