Home / 17,970.36-26,958.93-6,876.12

Finding the Fourth Proportional to 17,970.36, 26,958.93 and 6,876.12

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Solution

The fourth proportional to 17,970.36, 26,958.93 and 6,876.12 is: 10,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,970.36 : 26,958.93 = 6,876.12 : x
  2. Step 2: Convert to fraction form
    17,970.36/26,958.93 = 6,876.12/x
  3. Step 3: Cross multiply
    17,970.36x = 26,958.93 × 6,876.12
  4. Step 4: Simplify right side
    17,970.36x = 185,372,837.75
  5. Step 5: Solve for x
    x = 185,372,837.75/17,970.36
  6. Step 6: Final answer
    x = 10,315.48

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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.