Home / 17,981.82-26,973.54-6,885.62

Finding the Fourth Proportional to 17,981.82, 26,973.54 and 6,885.62

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Solution

The fourth proportional to 17,981.82, 26,973.54 and 6,885.62 is: 10,328.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,981.82 : 26,973.54 = 6,885.62 : x
  2. Step 2: Convert to fraction form
    17,981.82/26,973.54 = 6,885.62/x
  3. Step 3: Cross multiply
    17,981.82x = 26,973.54 × 6,885.62
  4. Step 4: Simplify right side
    17,981.82x = 185,729,546.49
  5. Step 5: Solve for x
    x = 185,729,546.49/17,981.82
  6. Step 6: Final answer
    x = 10,328.74

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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.