Home / 14,344.99-19,795.56-7,971.98

Finding the Fourth Proportional to 14,344.99, 19,795.56 and 7,971.98

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Solution

The fourth proportional to 14,344.99, 19,795.56 and 7,971.98 is: 11,001.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344.99 : 19,795.56 = 7,971.98 : x
  2. Step 2: Convert to fraction form
    14,344.99/19,795.56 = 7,971.98/x
  3. Step 3: Cross multiply
    14,344.99x = 19,795.56 × 7,971.98
  4. Step 4: Simplify right side
    14,344.99x = 157,809,679.54
  5. Step 5: Solve for x
    x = 157,809,679.54/14,344.99
  6. Step 6: Final answer
    x = 11,001.03

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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.