Home / 12,726.84-19,075.44-4,824.36

Finding the Fourth Proportional to 12,726.84, 19,075.44 and 4,824.36

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Solution

The fourth proportional to 12,726.84, 19,075.44 and 4,824.36 is: 7,230.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726.84 : 19,075.44 = 4,824.36 : x
  2. Step 2: Convert to fraction form
    12,726.84/19,075.44 = 4,824.36/x
  3. Step 3: Cross multiply
    12,726.84x = 19,075.44 × 4,824.36
  4. Step 4: Simplify right side
    12,726.84x = 92,026,789.72
  5. Step 5: Solve for x
    x = 92,026,789.72/12,726.84
  6. Step 6: Final answer
    x = 7,230.92

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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.