Home / 33,293.12-45,944.16-19,145.60

Finding the Fourth Proportional to 33,293.12, 45,944.16 and 19,145.60

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Solution

The fourth proportional to 33,293.12, 45,944.16 and 19,145.60 is: 26,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,293.12 : 45,944.16 = 19,145.60 : x
  2. Step 2: Convert to fraction form
    33,293.12/45,944.16 = 19,145.60/x
  3. Step 3: Cross multiply
    33,293.12x = 45,944.16 × 19,145.60
  4. Step 4: Simplify right side
    33,293.12x = 879,628,509.70
  5. Step 5: Solve for x
    x = 879,628,509.70/33,293.12
  6. Step 6: Final answer
    x = 26,420.73

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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.