Home / 19,967.84-29,940.51-6,633.69

Finding the Fourth Proportional to 19,967.84, 29,940.51 and 6,633.69

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Solution

The fourth proportional to 19,967.84, 29,940.51 and 6,633.69 is: 9,946.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.84 : 29,940.51 = 6,633.69 : x
  2. Step 2: Convert to fraction form
    19,967.84/29,940.51 = 6,633.69/x
  3. Step 3: Cross multiply
    19,967.84x = 29,940.51 × 6,633.69
  4. Step 4: Simplify right side
    19,967.84x = 198,616,028.61
  5. Step 5: Solve for x
    x = 198,616,028.61/19,967.84
  6. Step 6: Final answer
    x = 9,946.80

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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.