Home / 30,126.66-41,571.87-16,697.64

Finding the Fourth Proportional to 30,126.66, 41,571.87 and 16,697.64

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Solution

The fourth proportional to 30,126.66, 41,571.87 and 16,697.64 is: 23,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,126.66 : 41,571.87 = 16,697.64 : x
  2. Step 2: Convert to fraction form
    30,126.66/41,571.87 = 16,697.64/x
  3. Step 3: Cross multiply
    30,126.66x = 41,571.87 × 16,697.64
  4. Step 4: Simplify right side
    30,126.66x = 694,152,119.39
  5. Step 5: Solve for x
    x = 694,152,119.39/30,126.66
  6. Step 6: Final answer
    x = 23,041.12

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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.