Home / 14,619.95-21,933.20-6,824.51

Finding the Fourth Proportional to 14,619.95, 21,933.20 and 6,824.51

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Solution

The fourth proportional to 14,619.95, 21,933.20 and 6,824.51 is: 10,238.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619.95 : 21,933.20 = 6,824.51 : x
  2. Step 2: Convert to fraction form
    14,619.95/21,933.20 = 6,824.51/x
  3. Step 3: Cross multiply
    14,619.95x = 21,933.20 × 6,824.51
  4. Step 4: Simplify right side
    14,619.95x = 149,683,342.73
  5. Step 5: Solve for x
    x = 149,683,342.73/14,619.95
  6. Step 6: Final answer
    x = 10,238.29

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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.