Home / 23,388.23-34,998.96-18,738.12

Finding the Fourth Proportional to 23,388.23, 34,998.96 and 18,738.12

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Solution

The fourth proportional to 23,388.23, 34,998.96 and 18,738.12 is: 28,040.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,388.23 : 34,998.96 = 18,738.12 : x
  2. Step 2: Convert to fraction form
    23,388.23/34,998.96 = 18,738.12/x
  3. Step 3: Cross multiply
    23,388.23x = 34,998.96 × 18,738.12
  4. Step 4: Simplify right side
    23,388.23x = 655,814,712.36
  5. Step 5: Solve for x
    x = 655,814,712.36/23,388.23
  6. Step 6: Final answer
    x = 28,040.37

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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.