Home / 17,654.36-26,488.35-7,786.67

Finding the Fourth Proportional to 17,654.36, 26,488.35 and 7,786.67

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Solution

The fourth proportional to 17,654.36, 26,488.35 and 7,786.67 is: 11,683.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,654.36 : 26,488.35 = 7,786.67 : x
  2. Step 2: Convert to fraction form
    17,654.36/26,488.35 = 7,786.67/x
  3. Step 3: Cross multiply
    17,654.36x = 26,488.35 × 7,786.67
  4. Step 4: Simplify right side
    17,654.36x = 206,255,907.85
  5. Step 5: Solve for x
    x = 206,255,907.85/17,654.36
  6. Step 6: Final answer
    x = 11,683.00

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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.