Home / 14,664.60-21,883.95-12,072.60

Finding the Fourth Proportional to 14,664.60, 21,883.95 and 12,072.60

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Solution

The fourth proportional to 14,664.60, 21,883.95 and 12,072.60 is: 18,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.60 : 21,883.95 = 12,072.60 : x
  2. Step 2: Convert to fraction form
    14,664.60/21,883.95 = 12,072.60/x
  3. Step 3: Cross multiply
    14,664.60x = 21,883.95 × 12,072.60
  4. Step 4: Simplify right side
    14,664.60x = 264,196,174.77
  5. Step 5: Solve for x
    x = 264,196,174.77/14,664.60
  6. Step 6: Final answer
    x = 18,015.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.