Home / 12,325.16-18,485.69-3,441.08

Finding the Fourth Proportional to 12,325.16, 18,485.69 and 3,441.08

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Solution

The fourth proportional to 12,325.16, 18,485.69 and 3,441.08 is: 5,161.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,325.16 : 18,485.69 = 3,441.08 : x
  2. Step 2: Convert to fraction form
    12,325.16/18,485.69 = 3,441.08/x
  3. Step 3: Cross multiply
    12,325.16x = 18,485.69 × 3,441.08
  4. Step 4: Simplify right side
    12,325.16x = 63,610,628.51
  5. Step 5: Solve for x
    x = 63,610,628.51/12,325.16
  6. Step 6: Final answer
    x = 5,161.04

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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.