Home / 17,974.54-26,974.40-7,444.74

Finding the Fourth Proportional to 17,974.54, 26,974.40 and 7,444.74

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Solution

The fourth proportional to 17,974.54, 26,974.40 and 7,444.74 is: 11,172.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,974.54 : 26,974.40 = 7,444.74 : x
  2. Step 2: Convert to fraction form
    17,974.54/26,974.40 = 7,444.74/x
  3. Step 3: Cross multiply
    17,974.54x = 26,974.40 × 7,444.74
  4. Step 4: Simplify right side
    17,974.54x = 200,817,394.66
  5. Step 5: Solve for x
    x = 200,817,394.66/17,974.54
  6. Step 6: Final answer
    x = 11,172.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.