Home / 33,053.12-49,534.72-18,240

Finding the Fourth Proportional to 33,053.12, 49,534.72 and 18,240

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Solution

The fourth proportional to 33,053.12, 49,534.72 and 18,240 is: 27,335.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,053.12 : 49,534.72 = 18,240 : x
  2. Step 2: Convert to fraction form
    33,053.12/49,534.72 = 18,240/x
  3. Step 3: Cross multiply
    33,053.12x = 49,534.72 × 18,240
  4. Step 4: Simplify right side
    33,053.12x = 903,513,292.80
  5. Step 5: Solve for x
    x = 903,513,292.80/33,053.12
  6. Step 6: Final answer
    x = 27,335.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.