Home / 19,579.14-27,019.30-10,626.66

Finding the Fourth Proportional to 19,579.14, 27,019.30 and 10,626.66

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Solution

The fourth proportional to 19,579.14, 27,019.30 and 10,626.66 is: 14,664.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,579.14 : 27,019.30 = 10,626.66 : x
  2. Step 2: Convert to fraction form
    19,579.14/27,019.30 = 10,626.66/x
  3. Step 3: Cross multiply
    19,579.14x = 27,019.30 × 10,626.66
  4. Step 4: Simplify right side
    19,579.14x = 287,124,914.54
  5. Step 5: Solve for x
    x = 287,124,914.54/19,579.14
  6. Step 6: Final answer
    x = 14,664.84

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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.