Home / 33,531.13-50,308.17-21,036.07

Finding the Fourth Proportional to 33,531.13, 50,308.17 and 21,036.07

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Solution

The fourth proportional to 33,531.13, 50,308.17 and 21,036.07 is: 31,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,531.13 : 50,308.17 = 21,036.07 : x
  2. Step 2: Convert to fraction form
    33,531.13/50,308.17 = 21,036.07/x
  3. Step 3: Cross multiply
    33,531.13x = 50,308.17 × 21,036.07
  4. Step 4: Simplify right side
    33,531.13x = 1,058,286,185.69
  5. Step 5: Solve for x
    x = 1,058,286,185.69/33,531.13
  6. Step 6: Final answer
    x = 31,561.30

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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.