Home / 13,016.44-17,965.02-9,475.12

Finding the Fourth Proportional to 13,016.44, 17,965.02 and 9,475.12

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Solution

The fourth proportional to 13,016.44, 17,965.02 and 9,475.12 is: 13,077.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,016.44 : 17,965.02 = 9,475.12 : x
  2. Step 2: Convert to fraction form
    13,016.44/17,965.02 = 9,475.12/x
  3. Step 3: Cross multiply
    13,016.44x = 17,965.02 × 9,475.12
  4. Step 4: Simplify right side
    13,016.44x = 170,220,720.30
  5. Step 5: Solve for x
    x = 170,220,720.30/13,016.44
  6. Step 6: Final answer
    x = 13,077.36

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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.