Home / 36,438.14-50,283.60-20,522.72

Finding the Fourth Proportional to 36,438.14, 50,283.60 and 20,522.72

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Solution

The fourth proportional to 36,438.14, 50,283.60 and 20,522.72 is: 28,320.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,438.14 : 50,283.60 = 20,522.72 : x
  2. Step 2: Convert to fraction form
    36,438.14/50,283.60 = 20,522.72/x
  3. Step 3: Cross multiply
    36,438.14x = 50,283.60 × 20,522.72
  4. Step 4: Simplify right side
    36,438.14x = 1,031,956,243.39
  5. Step 5: Solve for x
    x = 1,031,956,243.39/36,438.14
  6. Step 6: Final answer
    x = 28,320.77

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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.