Home / 19,580.36-27,020.62-10,627.88

Finding the Fourth Proportional to 19,580.36, 27,020.62 and 10,627.88

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Solution

The fourth proportional to 19,580.36, 27,020.62 and 10,627.88 is: 14,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580.36 : 27,020.62 = 10,627.88 : x
  2. Step 2: Convert to fraction form
    19,580.36/27,020.62 = 10,627.88/x
  3. Step 3: Cross multiply
    19,580.36x = 27,020.62 × 10,627.88
  4. Step 4: Simplify right side
    19,580.36x = 287,171,906.89
  5. Step 5: Solve for x
    x = 287,171,906.89/19,580.36
  6. Step 6: Final answer
    x = 14,666.32

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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.