Home / 12,726.06-19,088.87-3,841.22

Finding the Fourth Proportional to 12,726.06, 19,088.87 and 3,841.22

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Solution

The fourth proportional to 12,726.06, 19,088.87 and 3,841.22 is: 5,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726.06 : 19,088.87 = 3,841.22 : x
  2. Step 2: Convert to fraction form
    12,726.06/19,088.87 = 3,841.22/x
  3. Step 3: Cross multiply
    12,726.06x = 19,088.87 × 3,841.22
  4. Step 4: Simplify right side
    12,726.06x = 73,324,577.74
  5. Step 5: Solve for x
    x = 73,324,577.74/12,726.06
  6. Step 6: Final answer
    x = 5,761.76

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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.