Home / 32,617.66-45,012.55-19,189.42

Finding the Fourth Proportional to 32,617.66, 45,012.55 and 19,189.42

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Solution

The fourth proportional to 32,617.66, 45,012.55 and 19,189.42 is: 26,481.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,617.66 : 45,012.55 = 19,189.42 : x
  2. Step 2: Convert to fraction form
    32,617.66/45,012.55 = 19,189.42/x
  3. Step 3: Cross multiply
    32,617.66x = 45,012.55 × 19,189.42
  4. Step 4: Simplify right side
    32,617.66x = 863,764,727.22
  5. Step 5: Solve for x
    x = 863,764,727.22/32,617.66
  6. Step 6: Final answer
    x = 26,481.51

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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.