Home / 34,040.40-46,975.32-18,933

Finding the Fourth Proportional to 34,040.40, 46,975.32 and 18,933

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Solution

The fourth proportional to 34,040.40, 46,975.32 and 18,933 is: 26,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,040.40 : 46,975.32 = 18,933 : x
  2. Step 2: Convert to fraction form
    34,040.40/46,975.32 = 18,933/x
  3. Step 3: Cross multiply
    34,040.40x = 46,975.32 × 18,933
  4. Step 4: Simplify right side
    34,040.40x = 889,383,733.56
  5. Step 5: Solve for x
    x = 889,383,733.56/34,040.40
  6. Step 6: Final answer
    x = 26,127.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.