Home / 23,998.95-33,118.43-13,388.56

Finding the Fourth Proportional to 23,998.95, 33,118.43 and 13,388.56

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Solution

The fourth proportional to 23,998.95, 33,118.43 and 13,388.56 is: 18,476.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,998.95 : 33,118.43 = 13,388.56 : x
  2. Step 2: Convert to fraction form
    23,998.95/33,118.43 = 13,388.56/x
  3. Step 3: Cross multiply
    23,998.95x = 33,118.43 × 13,388.56
  4. Step 4: Simplify right side
    23,998.95x = 443,407,937.42
  5. Step 5: Solve for x
    x = 443,407,937.42/23,998.95
  6. Step 6: Final answer
    x = 18,476.14

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1.5x scale

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.