Home / 33,825.38-46,681.18-18,921.38

Finding the Fourth Proportional to 33,825.38, 46,681.18 and 18,921.38

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Solution

The fourth proportional to 33,825.38, 46,681.18 and 18,921.38 is: 26,112.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,825.38 : 46,681.18 = 18,921.38 : x
  2. Step 2: Convert to fraction form
    33,825.38/46,681.18 = 18,921.38/x
  3. Step 3: Cross multiply
    33,825.38x = 46,681.18 × 18,921.38
  4. Step 4: Simplify right side
    33,825.38x = 883,272,064.92
  5. Step 5: Solve for x
    x = 883,272,064.92/33,825.38
  6. Step 6: Final answer
    x = 26,112.71

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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.