Home / 14,040.96-21,062.40-4,680.64

Finding the Fourth Proportional to 14,040.96, 21,062.40 and 4,680.64

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Solution

The fourth proportional to 14,040.96, 21,062.40 and 4,680.64 is: 7,021.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.96 : 21,062.40 = 4,680.64 : x
  2. Step 2: Convert to fraction form
    14,040.96/21,062.40 = 4,680.64/x
  3. Step 3: Cross multiply
    14,040.96x = 21,062.40 × 4,680.64
  4. Step 4: Simplify right side
    14,040.96x = 98,585,511.94
  5. Step 5: Solve for x
    x = 98,585,511.94/14,040.96
  6. Step 6: Final answer
    x = 7,021.28

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.