Home / 20,256.58-30,381.20-5,462.02

Finding the Fourth Proportional to 20,256.58, 30,381.20 and 5,462.02

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Solution

The fourth proportional to 20,256.58, 30,381.20 and 5,462.02 is: 8,192.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,256.58 : 30,381.20 = 5,462.02 : x
  2. Step 2: Convert to fraction form
    20,256.58/30,381.20 = 5,462.02/x
  3. Step 3: Cross multiply
    20,256.58x = 30,381.20 × 5,462.02
  4. Step 4: Simplify right side
    20,256.58x = 165,942,542.81
  5. Step 5: Solve for x
    x = 165,942,542.81/20,256.58
  6. Step 6: Final answer
    x = 8,192.03

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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.