Home / 12,288.04-18,433.02-4,496.68

Finding the Fourth Proportional to 12,288.04, 18,433.02 and 4,496.68

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Solution

The fourth proportional to 12,288.04, 18,433.02 and 4,496.68 is: 6,745.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,288.04 : 18,433.02 = 4,496.68 : x
  2. Step 2: Convert to fraction form
    12,288.04/18,433.02 = 4,496.68/x
  3. Step 3: Cross multiply
    12,288.04x = 18,433.02 × 4,496.68
  4. Step 4: Simplify right side
    12,288.04x = 82,887,392.37
  5. Step 5: Solve for x
    x = 82,887,392.37/12,288.04
  6. Step 6: Final answer
    x = 6,745.37

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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.