Home / 32,989.14-45,523.08-19,561.68

Finding the Fourth Proportional to 32,989.14, 45,523.08 and 19,561.68

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Solution

The fourth proportional to 32,989.14, 45,523.08 and 19,561.68 is: 26,993.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,989.14 : 45,523.08 = 19,561.68 : x
  2. Step 2: Convert to fraction form
    32,989.14/45,523.08 = 19,561.68/x
  3. Step 3: Cross multiply
    32,989.14x = 45,523.08 × 19,561.68
  4. Step 4: Simplify right side
    32,989.14x = 890,507,923.57
  5. Step 5: Solve for x
    x = 890,507,923.57/32,989.14
  6. Step 6: Final answer
    x = 26,993.97

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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.