Home / 32,993.12-45,529.32-19,556.44

Finding the Fourth Proportional to 32,993.12, 45,529.32 and 19,556.44

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Solution

The fourth proportional to 32,993.12, 45,529.32 and 19,556.44 is: 26,987.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,993.12 : 45,529.32 = 19,556.44 : x
  2. Step 2: Convert to fraction form
    32,993.12/45,529.32 = 19,556.44/x
  3. Step 3: Cross multiply
    32,993.12x = 45,529.32 × 19,556.44
  4. Step 4: Simplify right side
    32,993.12x = 890,391,374.33
  5. Step 5: Solve for x
    x = 890,391,374.33/32,993.12
  6. Step 6: Final answer
    x = 26,987.18

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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.