Home / 19,962.75-29,943.32-5,922.21

Finding the Fourth Proportional to 19,962.75, 29,943.32 and 5,922.21

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Solution

The fourth proportional to 19,962.75, 29,943.32 and 5,922.21 is: 8,883.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.75 : 29,943.32 = 5,922.21 : x
  2. Step 2: Convert to fraction form
    19,962.75/29,943.32 = 5,922.21/x
  3. Step 3: Cross multiply
    19,962.75x = 29,943.32 × 5,922.21
  4. Step 4: Simplify right side
    19,962.75x = 177,330,599.53
  5. Step 5: Solve for x
    x = 177,330,599.53/19,962.75
  6. Step 6: Final answer
    x = 8,883.07

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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.