Home / 33,430.56-46,132.50-20,009.16

Finding the Fourth Proportional to 33,430.56, 46,132.50 and 20,009.16

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Solution

The fourth proportional to 33,430.56, 46,132.50 and 20,009.16 is: 27,611.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,430.56 : 46,132.50 = 20,009.16 : x
  2. Step 2: Convert to fraction form
    33,430.56/46,132.50 = 20,009.16/x
  3. Step 3: Cross multiply
    33,430.56x = 46,132.50 × 20,009.16
  4. Step 4: Simplify right side
    33,430.56x = 923,072,573.70
  5. Step 5: Solve for x
    x = 923,072,573.70/33,430.56
  6. Step 6: Final answer
    x = 27,611.64

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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.