Home / 17,995.28-26,991.88-6,901.52

Finding the Fourth Proportional to 17,995.28, 26,991.88 and 6,901.52

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Solution

The fourth proportional to 17,995.28, 26,991.88 and 6,901.52 is: 10,351.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,995.28 : 26,991.88 = 6,901.52 : x
  2. Step 2: Convert to fraction form
    17,995.28/26,991.88 = 6,901.52/x
  3. Step 3: Cross multiply
    17,995.28x = 26,991.88 × 6,901.52
  4. Step 4: Simplify right side
    17,995.28x = 186,284,999.66
  5. Step 5: Solve for x
    x = 186,284,999.66/17,995.28
  6. Step 6: Final answer
    x = 10,351.88

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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.