Home / 13,303.98-19,958.32-4,419.84

Finding the Fourth Proportional to 13,303.98, 19,958.32 and 4,419.84

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Solution

The fourth proportional to 13,303.98, 19,958.32 and 4,419.84 is: 6,630.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303.98 : 19,958.32 = 4,419.84 : x
  2. Step 2: Convert to fraction form
    13,303.98/19,958.32 = 4,419.84/x
  3. Step 3: Cross multiply
    13,303.98x = 19,958.32 × 4,419.84
  4. Step 4: Simplify right side
    13,303.98x = 88,212,581.07
  5. Step 5: Solve for x
    x = 88,212,581.07/13,303.98
  6. Step 6: Final answer
    x = 6,630.54

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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.