Home / 39,401.88-54,367.15-23,487.81

Finding the Fourth Proportional to 39,401.88, 54,367.15 and 23,487.81

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Solution

The fourth proportional to 39,401.88, 54,367.15 and 23,487.81 is: 32,408.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,401.88 : 54,367.15 = 23,487.81 : x
  2. Step 2: Convert to fraction form
    39,401.88/54,367.15 = 23,487.81/x
  3. Step 3: Cross multiply
    39,401.88x = 54,367.15 × 23,487.81
  4. Step 4: Simplify right side
    39,401.88x = 1,276,965,289.44
  5. Step 5: Solve for x
    x = 1,276,965,289.44/39,401.88
  6. Step 6: Final answer
    x = 32,408.74

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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.