Home / 20,401.48-30,573.50-16,222.93

Finding the Fourth Proportional to 20,401.48, 30,573.50 and 16,222.93

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Solution

The fourth proportional to 20,401.48, 30,573.50 and 16,222.93 is: 24,311.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,401.48 : 30,573.50 = 16,222.93 : x
  2. Step 2: Convert to fraction form
    20,401.48/30,573.50 = 16,222.93/x
  3. Step 3: Cross multiply
    20,401.48x = 30,573.50 × 16,222.93
  4. Step 4: Simplify right side
    20,401.48x = 495,991,516.37
  5. Step 5: Solve for x
    x = 495,991,516.37/20,401.48
  6. Step 6: Final answer
    x = 24,311.55

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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.