Home / 33,864.21-46,707.44-21,918.33

Finding the Fourth Proportional to 33,864.21, 46,707.44 and 21,918.33

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Solution

The fourth proportional to 33,864.21, 46,707.44 and 21,918.33 is: 30,231.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,864.21 : 46,707.44 = 21,918.33 : x
  2. Step 2: Convert to fraction form
    33,864.21/46,707.44 = 21,918.33/x
  3. Step 3: Cross multiply
    33,864.21x = 46,707.44 × 21,918.33
  4. Step 4: Simplify right side
    33,864.21x = 1,023,748,973.78
  5. Step 5: Solve for x
    x = 1,023,748,973.78/33,864.21
  6. Step 6: Final answer
    x = 30,231.00

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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.