Home / 12,436.56-18,563.79-10,960.32

Finding the Fourth Proportional to 12,436.56, 18,563.79 and 10,960.32

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Solution

The fourth proportional to 12,436.56, 18,563.79 and 10,960.32 is: 16,360.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,436.56 : 18,563.79 = 10,960.32 : x
  2. Step 2: Convert to fraction form
    12,436.56/18,563.79 = 10,960.32/x
  3. Step 3: Cross multiply
    12,436.56x = 18,563.79 × 10,960.32
  4. Step 4: Simplify right side
    12,436.56x = 203,465,078.81
  5. Step 5: Solve for x
    x = 203,465,078.81/12,436.56
  6. Step 6: Final answer
    x = 16,360.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.