Home / 22,271.07-33,360.13-13,358.14

Finding the Fourth Proportional to 22,271.07, 33,360.13 and 13,358.14

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Solution

The fourth proportional to 22,271.07, 33,360.13 and 13,358.14 is: 20,009.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271.07 : 33,360.13 = 13,358.14 : x
  2. Step 2: Convert to fraction form
    22,271.07/33,360.13 = 13,358.14/x
  3. Step 3: Cross multiply
    22,271.07x = 33,360.13 × 13,358.14
  4. Step 4: Simplify right side
    22,271.07x = 445,629,170.16
  5. Step 5: Solve for x
    x = 445,629,170.16/22,271.07
  6. Step 6: Final answer
    x = 20,009.33

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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.