Home / 33,530.74-46,270.32-18,420.46

Finding the Fourth Proportional to 33,530.74, 46,270.32 and 18,420.46

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Solution

The fourth proportional to 33,530.74, 46,270.32 and 18,420.46 is: 25,419.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,530.74 : 46,270.32 = 18,420.46 : x
  2. Step 2: Convert to fraction form
    33,530.74/46,270.32 = 18,420.46/x
  3. Step 3: Cross multiply
    33,530.74x = 46,270.32 × 18,420.46
  4. Step 4: Simplify right side
    33,530.74x = 852,320,578.75
  5. Step 5: Solve for x
    x = 852,320,578.75/33,530.74
  6. Step 6: Final answer
    x = 25,419.08

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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.