Home / 28,726.84-43,057.74-14,647.36

Finding the Fourth Proportional to 28,726.84, 43,057.74 and 14,647.36

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Solution

The fourth proportional to 28,726.84, 43,057.74 and 14,647.36 is: 21,954.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,726.84 : 43,057.74 = 14,647.36 : x
  2. Step 2: Convert to fraction form
    28,726.84/43,057.74 = 14,647.36/x
  3. Step 3: Cross multiply
    28,726.84x = 43,057.74 × 14,647.36
  4. Step 4: Simplify right side
    28,726.84x = 630,682,218.57
  5. Step 5: Solve for x
    x = 630,682,218.57/28,726.84
  6. Step 6: Final answer
    x = 21,954.46

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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.