Home / 33,389.12-46,076.88-18,485.12

Finding the Fourth Proportional to 33,389.12, 46,076.88 and 18,485.12

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Solution

The fourth proportional to 33,389.12, 46,076.88 and 18,485.12 is: 25,509.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,389.12 : 46,076.88 = 18,485.12 : x
  2. Step 2: Convert to fraction form
    33,389.12/46,076.88 = 18,485.12/x
  3. Step 3: Cross multiply
    33,389.12x = 46,076.88 × 18,485.12
  4. Step 4: Simplify right side
    33,389.12x = 851,736,656.03
  5. Step 5: Solve for x
    x = 851,736,656.03/33,389.12
  6. Step 6: Final answer
    x = 25,509.41

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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.