Home / 33,627.87-46,365.35-21,030.75

Finding the Fourth Proportional to 33,627.87, 46,365.35 and 21,030.75

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Solution

The fourth proportional to 33,627.87, 46,365.35 and 21,030.75 is: 28,996.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,627.87 : 46,365.35 = 21,030.75 : x
  2. Step 2: Convert to fraction form
    33,627.87/46,365.35 = 21,030.75/x
  3. Step 3: Cross multiply
    33,627.87x = 46,365.35 × 21,030.75
  4. Step 4: Simplify right side
    33,627.87x = 975,097,979.36
  5. Step 5: Solve for x
    x = 975,097,979.36/33,627.87
  6. Step 6: Final answer
    x = 28,996.72

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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.