Home / 17,971.67-26,956.58-6,877.50

Finding the Fourth Proportional to 17,971.67, 26,956.58 and 6,877.50

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Solution

The fourth proportional to 17,971.67, 26,956.58 and 6,877.50 is: 10,315.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,971.67 : 26,956.58 = 6,877.50 : x
  2. Step 2: Convert to fraction form
    17,971.67/26,956.58 = 6,877.50/x
  3. Step 3: Cross multiply
    17,971.67x = 26,956.58 × 6,877.50
  4. Step 4: Simplify right side
    17,971.67x = 185,393,844.56
  5. Step 5: Solve for x
    x = 185,393,844.56/17,971.67
  6. Step 6: Final answer
    x = 10,315.90

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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.