Home / 30,232.09-41,720.44-16,804.59

Finding the Fourth Proportional to 30,232.09, 41,720.44 and 16,804.59

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Solution

The fourth proportional to 30,232.09, 41,720.44 and 16,804.59 is: 23,190.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,232.09 : 41,720.44 = 16,804.59 : x
  2. Step 2: Convert to fraction form
    30,232.09/41,720.44 = 16,804.59/x
  3. Step 3: Cross multiply
    30,232.09x = 41,720.44 × 16,804.59
  4. Step 4: Simplify right side
    30,232.09x = 701,094,886.47
  5. Step 5: Solve for x
    x = 701,094,886.47/30,232.09
  6. Step 6: Final answer
    x = 23,190.42

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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.