Home / 22,350.39-30,849.75-12,795.63

Finding the Fourth Proportional to 22,350.39, 30,849.75 and 12,795.63

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Solution

The fourth proportional to 22,350.39, 30,849.75 and 12,795.63 is: 17,661.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,350.39 : 30,849.75 = 12,795.63 : x
  2. Step 2: Convert to fraction form
    22,350.39/30,849.75 = 12,795.63/x
  3. Step 3: Cross multiply
    22,350.39x = 30,849.75 × 12,795.63
  4. Step 4: Simplify right side
    22,350.39x = 394,741,922.61
  5. Step 5: Solve for x
    x = 394,741,922.61/22,350.39
  6. Step 6: Final answer
    x = 17,661.52

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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.