Home / 21,997.07-30,327.41-14,025.46

Finding the Fourth Proportional to 21,997.07, 30,327.41 and 14,025.46

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Solution

The fourth proportional to 21,997.07, 30,327.41 and 14,025.46 is: 19,336.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,997.07 : 30,327.41 = 14,025.46 : x
  2. Step 2: Convert to fraction form
    21,997.07/30,327.41 = 14,025.46/x
  3. Step 3: Cross multiply
    21,997.07x = 30,327.41 × 14,025.46
  4. Step 4: Simplify right side
    21,997.07x = 425,355,654.09
  5. Step 5: Solve for x
    x = 425,355,654.09/21,997.07
  6. Step 6: Final answer
    x = 19,336.92

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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.