Home / 14,305.89-21,454.73-4,311.60

Finding the Fourth Proportional to 14,305.89, 21,454.73 and 4,311.60

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Solution

The fourth proportional to 14,305.89, 21,454.73 and 4,311.60 is: 6,466.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,305.89 : 21,454.73 = 4,311.60 : x
  2. Step 2: Convert to fraction form
    14,305.89/21,454.73 = 4,311.60/x
  3. Step 3: Cross multiply
    14,305.89x = 21,454.73 × 4,311.60
  4. Step 4: Simplify right side
    14,305.89x = 92,504,313.19
  5. Step 5: Solve for x
    x = 92,504,313.19/14,305.89
  6. Step 6: Final answer
    x = 6,466.17

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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.