Home / 22,021.74-33,035.04-8,874.36

Finding the Fourth Proportional to 22,021.74, 33,035.04 and 8,874.36

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Solution

The fourth proportional to 22,021.74, 33,035.04 and 8,874.36 is: 13,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,021.74 : 33,035.04 = 8,874.36 : x
  2. Step 2: Convert to fraction form
    22,021.74/33,035.04 = 8,874.36/x
  3. Step 3: Cross multiply
    22,021.74x = 33,035.04 × 8,874.36
  4. Step 4: Simplify right side
    22,021.74x = 293,164,837.57
  5. Step 5: Solve for x
    x = 293,164,837.57/22,021.74
  6. Step 6: Final answer
    x = 13,312.52

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1.5x scale

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.