Home / 12,317.70-18,465.48-4,524.60

Finding the Fourth Proportional to 12,317.70, 18,465.48 and 4,524.60

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Solution

The fourth proportional to 12,317.70, 18,465.48 and 4,524.60 is: 6,782.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,317.70 : 18,465.48 = 4,524.60 : x
  2. Step 2: Convert to fraction form
    12,317.70/18,465.48 = 4,524.60/x
  3. Step 3: Cross multiply
    12,317.70x = 18,465.48 × 4,524.60
  4. Step 4: Simplify right side
    12,317.70x = 83,548,910.81
  5. Step 5: Solve for x
    x = 83,548,910.81/12,317.70
  6. Step 6: Final answer
    x = 6,782.83

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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.