Home / 19,556.25-26,977.68-12,374.06

Finding the Fourth Proportional to 19,556.25, 26,977.68 and 12,374.06

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Solution

The fourth proportional to 19,556.25, 26,977.68 and 12,374.06 is: 17,069.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.25 : 26,977.68 = 12,374.06 : x
  2. Step 2: Convert to fraction form
    19,556.25/26,977.68 = 12,374.06/x
  3. Step 3: Cross multiply
    19,556.25x = 26,977.68 × 12,374.06
  4. Step 4: Simplify right side
    19,556.25x = 333,823,296.09
  5. Step 5: Solve for x
    x = 333,823,296.09/19,556.25
  6. Step 6: Final answer
    x = 17,069.91

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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.