Home / 14,228.46-21,342.62-4,868.51

Finding the Fourth Proportional to 14,228.46, 21,342.62 and 4,868.51

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Solution

The fourth proportional to 14,228.46, 21,342.62 and 4,868.51 is: 7,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.46 : 21,342.62 = 4,868.51 : x
  2. Step 2: Convert to fraction form
    14,228.46/21,342.62 = 4,868.51/x
  3. Step 3: Cross multiply
    14,228.46x = 21,342.62 × 4,868.51
  4. Step 4: Simplify right side
    14,228.46x = 103,906,664.35
  5. Step 5: Solve for x
    x = 103,906,664.35/14,228.46
  6. Step 6: Final answer
    x = 7,302.73

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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.