Home / 14,449.85-21,675.40-4,968.70

Finding the Fourth Proportional to 14,449.85, 21,675.40 and 4,968.70

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Solution

The fourth proportional to 14,449.85, 21,675.40 and 4,968.70 is: 7,453.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449.85 : 21,675.40 = 4,968.70 : x
  2. Step 2: Convert to fraction form
    14,449.85/21,675.40 = 4,968.70/x
  3. Step 3: Cross multiply
    14,449.85x = 21,675.40 × 4,968.70
  4. Step 4: Simplify right side
    14,449.85x = 107,698,572.40
  5. Step 5: Solve for x
    x = 107,698,572.40/14,449.85
  6. Step 6: Final answer
    x = 7,453.26

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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.