Home / 19,616.64-27,070.64-10,664.37

Finding the Fourth Proportional to 19,616.64, 27,070.64 and 10,664.37

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Solution

The fourth proportional to 19,616.64, 27,070.64 and 10,664.37 is: 14,716.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.64 : 27,070.64 = 10,664.37 : x
  2. Step 2: Convert to fraction form
    19,616.64/27,070.64 = 10,664.37/x
  3. Step 3: Cross multiply
    19,616.64x = 27,070.64 × 10,664.37
  4. Step 4: Simplify right side
    19,616.64x = 288,691,231.63
  5. Step 5: Solve for x
    x = 288,691,231.63/19,616.64
  6. Step 6: Final answer
    x = 14,716.65

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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.