Home / 17,982.38-26,955.14-6,886.20

Finding the Fourth Proportional to 17,982.38, 26,955.14 and 6,886.20

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Solution

The fourth proportional to 17,982.38, 26,955.14 and 6,886.20 is: 10,322.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982.38 : 26,955.14 = 6,886.20 : x
  2. Step 2: Convert to fraction form
    17,982.38/26,955.14 = 6,886.20/x
  3. Step 3: Cross multiply
    17,982.38x = 26,955.14 × 6,886.20
  4. Step 4: Simplify right side
    17,982.38x = 185,618,485.07
  5. Step 5: Solve for x
    x = 185,618,485.07/17,982.38
  6. Step 6: Final answer
    x = 10,322.24

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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.