Home / 14,664.44-21,997.02-12,571.40

Finding the Fourth Proportional to 14,664.44, 21,997.02 and 12,571.40

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Solution

The fourth proportional to 14,664.44, 21,997.02 and 12,571.40 is: 18,857.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.44 : 21,997.02 = 12,571.40 : x
  2. Step 2: Convert to fraction form
    14,664.44/21,997.02 = 12,571.40/x
  3. Step 3: Cross multiply
    14,664.44x = 21,997.02 × 12,571.40
  4. Step 4: Simplify right side
    14,664.44x = 276,533,337.23
  5. Step 5: Solve for x
    x = 276,533,337.23/14,664.44
  6. Step 6: Final answer
    x = 18,857.41

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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.