Home / 13,954.37-20,923.94-5,630.09

Finding the Fourth Proportional to 13,954.37, 20,923.94 and 5,630.09

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Solution

The fourth proportional to 13,954.37, 20,923.94 and 5,630.09 is: 8,442.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,954.37 : 20,923.94 = 5,630.09 : x
  2. Step 2: Convert to fraction form
    13,954.37/20,923.94 = 5,630.09/x
  3. Step 3: Cross multiply
    13,954.37x = 20,923.94 × 5,630.09
  4. Step 4: Simplify right side
    13,954.37x = 117,803,532.58
  5. Step 5: Solve for x
    x = 117,803,532.58/13,954.37
  6. Step 6: Final answer
    x = 8,442.06

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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.