Home / 12,351.46-18,529.01-3,585.23

Finding the Fourth Proportional to 12,351.46, 18,529.01 and 3,585.23

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Solution

The fourth proportional to 12,351.46, 18,529.01 and 3,585.23 is: 5,378.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,351.46 : 18,529.01 = 3,585.23 : x
  2. Step 2: Convert to fraction form
    12,351.46/18,529.01 = 3,585.23/x
  3. Step 3: Cross multiply
    12,351.46x = 18,529.01 × 3,585.23
  4. Step 4: Simplify right side
    12,351.46x = 66,430,762.52
  5. Step 5: Solve for x
    x = 66,430,762.52/12,351.46
  6. Step 6: Final answer
    x = 5,378.37

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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.