Home / 22,673.10-31,289.94-12,601.71

Finding the Fourth Proportional to 22,673.10, 31,289.94 and 12,601.71

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Solution

The fourth proportional to 22,673.10, 31,289.94 and 12,601.71 is: 17,390.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,673.10 : 31,289.94 = 12,601.71 : x
  2. Step 2: Convert to fraction form
    22,673.10/31,289.94 = 12,601.71/x
  3. Step 3: Cross multiply
    22,673.10x = 31,289.94 × 12,601.71
  4. Step 4: Simplify right side
    22,673.10x = 394,306,749.80
  5. Step 5: Solve for x
    x = 394,306,749.80/22,673.10
  6. Step 6: Final answer
    x = 17,390.95

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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.