Home / 26,695.72-40,040.84-6,971.71

Finding the Fourth Proportional to 26,695.72, 40,040.84 and 6,971.71

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Solution

The fourth proportional to 26,695.72, 40,040.84 and 6,971.71 is: 10,456.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,695.72 : 40,040.84 = 6,971.71 : x
  2. Step 2: Convert to fraction form
    26,695.72/40,040.84 = 6,971.71/x
  3. Step 3: Cross multiply
    26,695.72x = 40,040.84 × 6,971.71
  4. Step 4: Simplify right side
    26,695.72x = 279,152,889.57
  5. Step 5: Solve for x
    x = 279,152,889.57/26,695.72
  6. Step 6: Final answer
    x = 10,456.84

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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.