Home / 13,384.04-20,076.66-4,620.24

Finding the Fourth Proportional to 13,384.04, 20,076.66 and 4,620.24

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Solution

The fourth proportional to 13,384.04, 20,076.66 and 4,620.24 is: 6,930.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,384.04 : 20,076.66 = 4,620.24 : x
  2. Step 2: Convert to fraction form
    13,384.04/20,076.66 = 4,620.24/x
  3. Step 3: Cross multiply
    13,384.04x = 20,076.66 × 4,620.24
  4. Step 4: Simplify right side
    13,384.04x = 92,758,987.60
  5. Step 5: Solve for x
    x = 92,758,987.60/13,384.04
  6. Step 6: Final answer
    x = 6,930.57

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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.