Home / 33,195.16-45,809.31-18,087.81

Finding the Fourth Proportional to 33,195.16, 45,809.31 and 18,087.81

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Solution

The fourth proportional to 33,195.16, 45,809.31 and 18,087.81 is: 24,961.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,195.16 : 45,809.31 = 18,087.81 : x
  2. Step 2: Convert to fraction form
    33,195.16/45,809.31 = 18,087.81/x
  3. Step 3: Cross multiply
    33,195.16x = 45,809.31 × 18,087.81
  4. Step 4: Simplify right side
    33,195.16x = 828,590,095.51
  5. Step 5: Solve for x
    x = 828,590,095.51/33,195.16
  6. Step 6: Final answer
    x = 24,961.17

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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.