Home / 21,910.44-30,224.16-14,358

Finding the Fourth Proportional to 21,910.44, 30,224.16 and 14,358

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Solution

The fourth proportional to 21,910.44, 30,224.16 and 14,358 is: 19,806.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,910.44 : 30,224.16 = 14,358 : x
  2. Step 2: Convert to fraction form
    21,910.44/30,224.16 = 14,358/x
  3. Step 3: Cross multiply
    21,910.44x = 30,224.16 × 14,358
  4. Step 4: Simplify right side
    21,910.44x = 433,958,489.28
  5. Step 5: Solve for x
    x = 433,958,489.28/21,910.44
  6. Step 6: Final answer
    x = 19,806.01

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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.