Home / 19,630.36-27,080.36-11,666.94

Finding the Fourth Proportional to 19,630.36, 27,080.36 and 11,666.94

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Solution

The fourth proportional to 19,630.36, 27,080.36 and 11,666.94 is: 16,094.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,630.36 : 27,080.36 = 11,666.94 : x
  2. Step 2: Convert to fraction form
    19,630.36/27,080.36 = 11,666.94/x
  3. Step 3: Cross multiply
    19,630.36x = 27,080.36 × 11,666.94
  4. Step 4: Simplify right side
    19,630.36x = 315,944,935.30
  5. Step 5: Solve for x
    x = 315,944,935.30/19,630.36
  6. Step 6: Final answer
    x = 16,094.71

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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.