Home / 32,904.75-45,408.51-18,564.56

Finding the Fourth Proportional to 32,904.75, 45,408.51 and 18,564.56

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Solution

The fourth proportional to 32,904.75, 45,408.51 and 18,564.56 is: 25,619.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,904.75 : 45,408.51 = 18,564.56 : x
  2. Step 2: Convert to fraction form
    32,904.75/45,408.51 = 18,564.56/x
  3. Step 3: Cross multiply
    32,904.75x = 45,408.51 × 18,564.56
  4. Step 4: Simplify right side
    32,904.75x = 842,989,121.93
  5. Step 5: Solve for x
    x = 842,989,121.93/32,904.75
  6. Step 6: Final answer
    x = 25,619.07

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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.