Home / 17,982.56-26,955.36-6,886.24

Finding the Fourth Proportional to 17,982.56, 26,955.36 and 6,886.24

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Solution

The fourth proportional to 17,982.56, 26,955.36 and 6,886.24 is: 10,322.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982.56 : 26,955.36 = 6,886.24 : x
  2. Step 2: Convert to fraction form
    17,982.56/26,955.36 = 6,886.24/x
  3. Step 3: Cross multiply
    17,982.56x = 26,955.36 × 6,886.24
  4. Step 4: Simplify right side
    17,982.56x = 185,621,078.25
  5. Step 5: Solve for x
    x = 185,621,078.25/17,982.56
  6. Step 6: Final answer
    x = 10,322.28

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1.5x scale

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.