Home / 30,093.78-41,530.74-16,665.03

Finding the Fourth Proportional to 30,093.78, 41,530.74 and 16,665.03

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Solution

The fourth proportional to 30,093.78, 41,530.74 and 16,665.03 is: 22,998.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,093.78 : 41,530.74 = 16,665.03 : x
  2. Step 2: Convert to fraction form
    30,093.78/41,530.74 = 16,665.03/x
  3. Step 3: Cross multiply
    30,093.78x = 41,530.74 × 16,665.03
  4. Step 4: Simplify right side
    30,093.78x = 692,111,028.02
  5. Step 5: Solve for x
    x = 692,111,028.02/30,093.78
  6. Step 6: Final answer
    x = 22,998.47

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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.