Home / 48,683.40-73,019.70-13,626.60

Finding the Fourth Proportional to 48,683.40, 73,019.70 and 13,626.60

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Solution

The fourth proportional to 48,683.40, 73,019.70 and 13,626.60 is: 20,438.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,683.40 : 73,019.70 = 13,626.60 : x
  2. Step 2: Convert to fraction form
    48,683.40/73,019.70 = 13,626.60/x
  3. Step 3: Cross multiply
    48,683.40x = 73,019.70 × 13,626.60
  4. Step 4: Simplify right side
    48,683.40x = 995,010,244.02
  5. Step 5: Solve for x
    x = 995,010,244.02/48,683.40
  6. Step 6: Final answer
    x = 20,438.39

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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.