Home / 14,099.49-21,149.37-5,669.89

Finding the Fourth Proportional to 14,099.49, 21,149.37 and 5,669.89

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Solution

The fourth proportional to 14,099.49, 21,149.37 and 5,669.89 is: 8,504.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,099.49 : 21,149.37 = 5,669.89 : x
  2. Step 2: Convert to fraction form
    14,099.49/21,149.37 = 5,669.89/x
  3. Step 3: Cross multiply
    14,099.49x = 21,149.37 × 5,669.89
  4. Step 4: Simplify right side
    14,099.49x = 119,914,601.47
  5. Step 5: Solve for x
    x = 119,914,601.47/14,099.49
  6. Step 6: Final answer
    x = 8,504.89

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1.5x scale

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.