Home / 22,295.93-30,768.26-12,224.79

Finding the Fourth Proportional to 22,295.93, 30,768.26 and 12,224.79

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Solution

The fourth proportional to 22,295.93, 30,768.26 and 12,224.79 is: 16,870.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,295.93 : 30,768.26 = 12,224.79 : x
  2. Step 2: Convert to fraction form
    22,295.93/30,768.26 = 12,224.79/x
  3. Step 3: Cross multiply
    22,295.93x = 30,768.26 × 12,224.79
  4. Step 4: Simplify right side
    22,295.93x = 376,135,456.04
  5. Step 5: Solve for x
    x = 376,135,456.04/22,295.93
  6. Step 6: Final answer
    x = 16,870.14

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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.