Home / 22,224-30,637.44-15,141.36

Finding the Fourth Proportional to 22,224, 30,637.44 and 15,141.36

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Solution

The fourth proportional to 22,224, 30,637.44 and 15,141.36 is: 20,873.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,224 : 30,637.44 = 15,141.36 : x
  2. Step 2: Convert to fraction form
    22,224/30,637.44 = 15,141.36/x
  3. Step 3: Cross multiply
    22,224x = 30,637.44 × 15,141.36
  4. Step 4: Simplify right side
    22,224x = 463,892,508.52
  5. Step 5: Solve for x
    x = 463,892,508.52/22,224
  6. Step 6: Final answer
    x = 20,873.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.