Home / 13,241.67-18,273.54-7,191.93

Finding the Fourth Proportional to 13,241.67, 18,273.54 and 7,191.93

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Solution

The fourth proportional to 13,241.67, 18,273.54 and 7,191.93 is: 9,924.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.67 : 18,273.54 = 7,191.93 : x
  2. Step 2: Convert to fraction form
    13,241.67/18,273.54 = 7,191.93/x
  3. Step 3: Cross multiply
    13,241.67x = 18,273.54 × 7,191.93
  4. Step 4: Simplify right side
    13,241.67x = 131,422,020.53
  5. Step 5: Solve for x
    x = 131,422,020.53/13,241.67
  6. Step 6: Final answer
    x = 9,924.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.