Home / 22,313.41-30,768.46-16,945.74

Finding the Fourth Proportional to 22,313.41, 30,768.46 and 16,945.74

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Solution

The fourth proportional to 22,313.41, 30,768.46 and 16,945.74 is: 23,366.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,313.41 : 30,768.46 = 16,945.74 : x
  2. Step 2: Convert to fraction form
    22,313.41/30,768.46 = 16,945.74/x
  3. Step 3: Cross multiply
    22,313.41x = 30,768.46 × 16,945.74
  4. Step 4: Simplify right side
    22,313.41x = 521,394,281.00
  5. Step 5: Solve for x
    x = 521,394,281.00/22,313.41
  6. Step 6: Final answer
    x = 23,366.86

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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.