Home / 17,968.94-26,955.28-6,885

Finding the Fourth Proportional to 17,968.94, 26,955.28 and 6,885

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Solution

The fourth proportional to 17,968.94, 26,955.28 and 6,885 is: 10,328.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,968.94 : 26,955.28 = 6,885 : x
  2. Step 2: Convert to fraction form
    17,968.94/26,955.28 = 6,885/x
  3. Step 3: Cross multiply
    17,968.94x = 26,955.28 × 6,885
  4. Step 4: Simplify right side
    17,968.94x = 185,587,111.41
  5. Step 5: Solve for x
    x = 185,587,111.41/17,968.94
  6. Step 6: Final answer
    x = 10,328.22

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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.