Home / 55,755.06-76,939.73-33,411.38

Finding the Fourth Proportional to 55,755.06, 76,939.73 and 33,411.38

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Solution

The fourth proportional to 55,755.06, 76,939.73 and 33,411.38 is: 46,106.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,755.06 : 76,939.73 = 33,411.38 : x
  2. Step 2: Convert to fraction form
    55,755.06/76,939.73 = 33,411.38/x
  3. Step 3: Cross multiply
    55,755.06x = 76,939.73 × 33,411.38
  4. Step 4: Simplify right side
    55,755.06x = 2,570,662,556.13
  5. Step 5: Solve for x
    x = 2,570,662,556.13/55,755.06
  6. Step 6: Final answer
    x = 46,106.35

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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.