Home / 12,726.92-19,084.21-4,407.41

Finding the Fourth Proportional to 12,726.92, 19,084.21 and 4,407.41

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Solution

The fourth proportional to 12,726.92, 19,084.21 and 4,407.41 is: 6,608.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726.92 : 19,084.21 = 4,407.41 : x
  2. Step 2: Convert to fraction form
    12,726.92/19,084.21 = 4,407.41/x
  3. Step 3: Cross multiply
    12,726.92x = 19,084.21 × 4,407.41
  4. Step 4: Simplify right side
    12,726.92x = 84,111,974.69
  5. Step 5: Solve for x
    x = 84,111,974.69/12,726.92
  6. Step 6: Final answer
    x = 6,608.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.