Home / 22,672.54-31,289.16-12,601.15

Finding the Fourth Proportional to 22,672.54, 31,289.16 and 12,601.15

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Solution

The fourth proportional to 22,672.54, 31,289.16 and 12,601.15 is: 17,390.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,672.54 : 31,289.16 = 12,601.15 : x
  2. Step 2: Convert to fraction form
    22,672.54/31,289.16 = 12,601.15/x
  3. Step 3: Cross multiply
    22,672.54x = 31,289.16 × 12,601.15
  4. Step 4: Simplify right side
    22,672.54x = 394,279,367.57
  5. Step 5: Solve for x
    x = 394,279,367.57/22,672.54
  6. Step 6: Final answer
    x = 17,390.17

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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.