Home / 12,322.26-18,485.94-4,002.45

Finding the Fourth Proportional to 12,322.26, 18,485.94 and 4,002.45

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Solution

The fourth proportional to 12,322.26, 18,485.94 and 4,002.45 is: 6,004.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,322.26 : 18,485.94 = 4,002.45 : x
  2. Step 2: Convert to fraction form
    12,322.26/18,485.94 = 4,002.45/x
  3. Step 3: Cross multiply
    12,322.26x = 18,485.94 × 4,002.45
  4. Step 4: Simplify right side
    12,322.26x = 73,989,050.55
  5. Step 5: Solve for x
    x = 73,989,050.55/12,322.26
  6. Step 6: Final answer
    x = 6,004.50

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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.