Home / 12,035.76-18,041.16-4,240.56

Finding the Fourth Proportional to 12,035.76, 18,041.16 and 4,240.56

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Solution

The fourth proportional to 12,035.76, 18,041.16 and 4,240.56 is: 6,356.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,035.76 : 18,041.16 = 4,240.56 : x
  2. Step 2: Convert to fraction form
    12,035.76/18,041.16 = 4,240.56/x
  3. Step 3: Cross multiply
    12,035.76x = 18,041.16 × 4,240.56
  4. Step 4: Simplify right side
    12,035.76x = 76,504,621.45
  5. Step 5: Solve for x
    x = 76,504,621.45/12,035.76
  6. Step 6: Final answer
    x = 6,356.44

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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.