Home / 33,268.34-45,903.47-19,118.45

Finding the Fourth Proportional to 33,268.34, 45,903.47 and 19,118.45

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Solution

The fourth proportional to 33,268.34, 45,903.47 and 19,118.45 is: 26,379.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,268.34 : 45,903.47 = 19,118.45 : x
  2. Step 2: Convert to fraction form
    33,268.34/45,903.47 = 19,118.45/x
  3. Step 3: Cross multiply
    33,268.34x = 45,903.47 × 19,118.45
  4. Step 4: Simplify right side
    33,268.34x = 877,603,215.19
  5. Step 5: Solve for x
    x = 877,603,215.19/33,268.34
  6. Step 6: Final answer
    x = 26,379.53

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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.