Home / 12,669.39-19,006.37-4,347.26

Finding the Fourth Proportional to 12,669.39, 19,006.37 and 4,347.26

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Solution

The fourth proportional to 12,669.39, 19,006.37 and 4,347.26 is: 6,521.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,669.39 : 19,006.37 = 4,347.26 : x
  2. Step 2: Convert to fraction form
    12,669.39/19,006.37 = 4,347.26/x
  3. Step 3: Cross multiply
    12,669.39x = 19,006.37 × 4,347.26
  4. Step 4: Simplify right side
    12,669.39x = 82,625,515.28
  5. Step 5: Solve for x
    x = 82,625,515.28/12,669.39
  6. Step 6: Final answer
    x = 6,521.66

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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.