Home / 36,576.90-50,479.23-20,664.27

Finding the Fourth Proportional to 36,576.90, 50,479.23 and 20,664.27

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Solution

The fourth proportional to 36,576.90, 50,479.23 and 20,664.27 is: 28,518.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,576.90 : 50,479.23 = 20,664.27 : x
  2. Step 2: Convert to fraction form
    36,576.90/50,479.23 = 20,664.27/x
  3. Step 3: Cross multiply
    36,576.90x = 50,479.23 × 20,664.27
  4. Step 4: Simplify right side
    36,576.90x = 1,043,116,438.11
  5. Step 5: Solve for x
    x = 1,043,116,438.11/36,576.90
  6. Step 6: Final answer
    x = 28,518.45

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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.