Home / 19,028.19-26,241.55-16,338.56

Finding the Fourth Proportional to 19,028.19, 26,241.55 and 16,338.56

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Solution

The fourth proportional to 19,028.19, 26,241.55 and 16,338.56 is: 22,532.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,028.19 : 26,241.55 = 16,338.56 : x
  2. Step 2: Convert to fraction form
    19,028.19/26,241.55 = 16,338.56/x
  3. Step 3: Cross multiply
    19,028.19x = 26,241.55 × 16,338.56
  4. Step 4: Simplify right side
    19,028.19x = 428,749,243.76
  5. Step 5: Solve for x
    x = 428,749,243.76/19,028.19
  6. Step 6: Final answer
    x = 22,532.32

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Half scale
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Double scale
Find fourth proportional to 19,029.19, 26,242.93 and 16,339.56
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.