Home / 33,403.52-46,091.44-19,980.32

Finding the Fourth Proportional to 33,403.52, 46,091.44 and 19,980.32

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Solution

The fourth proportional to 33,403.52, 46,091.44 and 19,980.32 is: 27,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,403.52 : 46,091.44 = 19,980.32 : x
  2. Step 2: Convert to fraction form
    33,403.52/46,091.44 = 19,980.32/x
  3. Step 3: Cross multiply
    33,403.52x = 46,091.44 × 19,980.32
  4. Step 4: Simplify right side
    33,403.52x = 920,921,720.46
  5. Step 5: Solve for x
    x = 920,921,720.46/33,403.52
  6. Step 6: Final answer
    x = 27,569.60

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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.