Home / 10,016.14-13,825.14-6,615.63

Finding the Fourth Proportional to 10,016.14, 13,825.14 and 6,615.63

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Solution

The fourth proportional to 10,016.14, 13,825.14 and 6,615.63 is: 9,131.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,016.14 : 13,825.14 = 6,615.63 : x
  2. Step 2: Convert to fraction form
    10,016.14/13,825.14 = 6,615.63/x
  3. Step 3: Cross multiply
    10,016.14x = 13,825.14 × 6,615.63
  4. Step 4: Simplify right side
    10,016.14x = 91,462,028.22
  5. Step 5: Solve for x
    x = 91,462,028.22/10,016.14
  6. Step 6: Final answer
    x = 9,131.47

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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.