Home / 13,840.92-20,768.67-6,055.20

Finding the Fourth Proportional to 13,840.92, 20,768.67 and 6,055.20

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Solution

The fourth proportional to 13,840.92, 20,768.67 and 6,055.20 is: 9,085.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840.92 : 20,768.67 = 6,055.20 : x
  2. Step 2: Convert to fraction form
    13,840.92/20,768.67 = 6,055.20/x
  3. Step 3: Cross multiply
    13,840.92x = 20,768.67 × 6,055.20
  4. Step 4: Simplify right side
    13,840.92x = 125,758,450.58
  5. Step 5: Solve for x
    x = 125,758,450.58/13,840.92
  6. Step 6: Final answer
    x = 9,085.99

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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.