Home / 19,629.04-29,400.44-18,092.64

Finding the Fourth Proportional to 19,629.04, 29,400.44 and 18,092.64

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Solution

The fourth proportional to 19,629.04, 29,400.44 and 18,092.64 is: 27,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,629.04 : 29,400.44 = 18,092.64 : x
  2. Step 2: Convert to fraction form
    19,629.04/29,400.44 = 18,092.64/x
  3. Step 3: Cross multiply
    19,629.04x = 29,400.44 × 18,092.64
  4. Step 4: Simplify right side
    19,629.04x = 531,931,576.76
  5. Step 5: Solve for x
    x = 531,931,576.76/19,629.04
  6. Step 6: Final answer
    x = 27,099.22

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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.