Home / 30,401.04-45,601.32-16,367.64

Finding the Fourth Proportional to 30,401.04, 45,601.32 and 16,367.64

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Solution

The fourth proportional to 30,401.04, 45,601.32 and 16,367.64 is: 24,551.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,401.04 : 45,601.32 = 16,367.64 : x
  2. Step 2: Convert to fraction form
    30,401.04/45,601.32 = 16,367.64/x
  3. Step 3: Cross multiply
    30,401.04x = 45,601.32 × 16,367.64
  4. Step 4: Simplify right side
    30,401.04x = 746,385,989.28
  5. Step 5: Solve for x
    x = 746,385,989.28/30,401.04
  6. Step 6: Final answer
    x = 24,551.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.