Home / 19,827.62-29,739.99-7,345.34

Finding the Fourth Proportional to 19,827.62, 29,739.99 and 7,345.34

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Solution

The fourth proportional to 19,827.62, 29,739.99 and 7,345.34 is: 11,017.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.62 : 29,739.99 = 7,345.34 : x
  2. Step 2: Convert to fraction form
    19,827.62/29,739.99 = 7,345.34/x
  3. Step 3: Cross multiply
    19,827.62x = 29,739.99 × 7,345.34
  4. Step 4: Simplify right side
    19,827.62x = 218,450,338.15
  5. Step 5: Solve for x
    x = 218,450,338.15/19,827.62
  6. Step 6: Final answer
    x = 11,017.48

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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.