Home / 19,346.19-28,993.77-7,653.03

Finding the Fourth Proportional to 19,346.19, 28,993.77 and 7,653.03

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Solution

The fourth proportional to 19,346.19, 28,993.77 and 7,653.03 is: 11,469.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,346.19 : 28,993.77 = 7,653.03 : x
  2. Step 2: Convert to fraction form
    19,346.19/28,993.77 = 7,653.03/x
  3. Step 3: Cross multiply
    19,346.19x = 28,993.77 × 7,653.03
  4. Step 4: Simplify right side
    19,346.19x = 221,890,191.62
  5. Step 5: Solve for x
    x = 221,890,191.62/19,346.19
  6. Step 6: Final answer
    x = 11,469.45

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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.