Home / 18,252.37-27,403.77-12,616.16

Finding the Fourth Proportional to 18,252.37, 27,403.77 and 12,616.16

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Solution

The fourth proportional to 18,252.37, 27,403.77 and 12,616.16 is: 18,941.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252.37 : 27,403.77 = 12,616.16 : x
  2. Step 2: Convert to fraction form
    18,252.37/27,403.77 = 12,616.16/x
  3. Step 3: Cross multiply
    18,252.37x = 27,403.77 × 12,616.16
  4. Step 4: Simplify right side
    18,252.37x = 345,730,178.36
  5. Step 5: Solve for x
    x = 345,730,178.36/18,252.37
  6. Step 6: Final answer
    x = 18,941.66

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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.