Home / 33,955.48-46,840.16-20,531.06

Finding the Fourth Proportional to 33,955.48, 46,840.16 and 20,531.06

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Solution

The fourth proportional to 33,955.48, 46,840.16 and 20,531.06 is: 28,321.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,955.48 : 46,840.16 = 20,531.06 : x
  2. Step 2: Convert to fraction form
    33,955.48/46,840.16 = 20,531.06/x
  3. Step 3: Cross multiply
    33,955.48x = 46,840.16 × 20,531.06
  4. Step 4: Simplify right side
    33,955.48x = 961,678,116.65
  5. Step 5: Solve for x
    x = 961,678,116.65/33,955.48
  6. Step 6: Final answer
    x = 28,321.73

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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.