Home / 13,294.83-19,945.70-4,975.49

Finding the Fourth Proportional to 13,294.83, 19,945.70 and 4,975.49

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Solution

The fourth proportional to 13,294.83, 19,945.70 and 4,975.49 is: 7,464.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.83 : 19,945.70 = 4,975.49 : x
  2. Step 2: Convert to fraction form
    13,294.83/19,945.70 = 4,975.49/x
  3. Step 3: Cross multiply
    13,294.83x = 19,945.70 × 4,975.49
  4. Step 4: Simplify right side
    13,294.83x = 99,239,630.89
  5. Step 5: Solve for x
    x = 99,239,630.89/13,294.83
  6. Step 6: Final answer
    x = 7,464.53

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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.