Home / 13,870.18-20,794.87-4,504.60

Finding the Fourth Proportional to 13,870.18, 20,794.87 and 4,504.60

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Solution

The fourth proportional to 13,870.18, 20,794.87 and 4,504.60 is: 6,753.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,870.18 : 20,794.87 = 4,504.60 : x
  2. Step 2: Convert to fraction form
    13,870.18/20,794.87 = 4,504.60/x
  3. Step 3: Cross multiply
    13,870.18x = 20,794.87 × 4,504.60
  4. Step 4: Simplify right side
    13,870.18x = 93,672,571.40
  5. Step 5: Solve for x
    x = 93,672,571.40/13,870.18
  6. Step 6: Final answer
    x = 6,753.52

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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.