Home / 14,440.54-21,661.39-4,579.60

Finding the Fourth Proportional to 14,440.54, 21,661.39 and 4,579.60

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Solution

The fourth proportional to 14,440.54, 21,661.39 and 4,579.60 is: 6,869.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440.54 : 21,661.39 = 4,579.60 : x
  2. Step 2: Convert to fraction form
    14,440.54/21,661.39 = 4,579.60/x
  3. Step 3: Cross multiply
    14,440.54x = 21,661.39 × 4,579.60
  4. Step 4: Simplify right side
    14,440.54x = 99,200,501.64
  5. Step 5: Solve for x
    x = 99,200,501.64/14,440.54
  6. Step 6: Final answer
    x = 6,869.58

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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.