Home / 14,153.31-21,228.66-4,792.25

Finding the Fourth Proportional to 14,153.31, 21,228.66 and 4,792.25

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Solution

The fourth proportional to 14,153.31, 21,228.66 and 4,792.25 is: 7,187.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,153.31 : 21,228.66 = 4,792.25 : x
  2. Step 2: Convert to fraction form
    14,153.31/21,228.66 = 4,792.25/x
  3. Step 3: Cross multiply
    14,153.31x = 21,228.66 × 4,792.25
  4. Step 4: Simplify right side
    14,153.31x = 101,733,098.96
  5. Step 5: Solve for x
    x = 101,733,098.96/14,153.31
  6. Step 6: Final answer
    x = 7,187.94

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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.