Home / 33,304.13-45,959.70-18,400.13

Finding the Fourth Proportional to 33,304.13, 45,959.70 and 18,400.13

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Solution

The fourth proportional to 33,304.13, 45,959.70 and 18,400.13 is: 25,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,304.13 : 45,959.70 = 18,400.13 : x
  2. Step 2: Convert to fraction form
    33,304.13/45,959.70 = 18,400.13/x
  3. Step 3: Cross multiply
    33,304.13x = 45,959.70 × 18,400.13
  4. Step 4: Simplify right side
    33,304.13x = 845,664,224.96
  5. Step 5: Solve for x
    x = 845,664,224.96/33,304.13
  6. Step 6: Final answer
    x = 25,392.18

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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.