Home / 33,009.68-45,550.50-19,396.28

Finding the Fourth Proportional to 33,009.68, 45,550.50 and 19,396.28

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Solution

The fourth proportional to 33,009.68, 45,550.50 and 19,396.28 is: 26,765.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,009.68 : 45,550.50 = 19,396.28 : x
  2. Step 2: Convert to fraction form
    33,009.68/45,550.50 = 19,396.28/x
  3. Step 3: Cross multiply
    33,009.68x = 45,550.50 × 19,396.28
  4. Step 4: Simplify right side
    33,009.68x = 883,510,252.14
  5. Step 5: Solve for x
    x = 883,510,252.14/33,009.68
  6. Step 6: Final answer
    x = 26,765.19

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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.