Home / 22,130.07-33,194.99-12,764.01

Finding the Fourth Proportional to 22,130.07, 33,194.99 and 12,764.01

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Solution

The fourth proportional to 22,130.07, 33,194.99 and 12,764.01 is: 19,145.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130.07 : 33,194.99 = 12,764.01 : x
  2. Step 2: Convert to fraction form
    22,130.07/33,194.99 = 12,764.01/x
  3. Step 3: Cross multiply
    22,130.07x = 33,194.99 × 12,764.01
  4. Step 4: Simplify right side
    22,130.07x = 423,701,244.97
  5. Step 5: Solve for x
    x = 423,701,244.97/22,130.07
  6. Step 6: Final answer
    x = 19,145.95

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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.