Home / 19,616.45-27,071.26-11,960.16

Finding the Fourth Proportional to 19,616.45, 27,071.26 and 11,960.16

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Solution

The fourth proportional to 19,616.45, 27,071.26 and 11,960.16 is: 16,505.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.45 : 27,071.26 = 11,960.16 : x
  2. Step 2: Convert to fraction form
    19,616.45/27,071.26 = 11,960.16/x
  3. Step 3: Cross multiply
    19,616.45x = 27,071.26 × 11,960.16
  4. Step 4: Simplify right side
    19,616.45x = 323,776,621.86
  5. Step 5: Solve for x
    x = 323,776,621.86/19,616.45
  6. Step 6: Final answer
    x = 16,505.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.