Home / 55,571.07-76,687.41-30,076.83

Finding the Fourth Proportional to 55,571.07, 76,687.41 and 30,076.83

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Solution

The fourth proportional to 55,571.07, 76,687.41 and 30,076.83 is: 41,505.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,571.07 : 76,687.41 = 30,076.83 : x
  2. Step 2: Convert to fraction form
    55,571.07/76,687.41 = 30,076.83/x
  3. Step 3: Cross multiply
    55,571.07x = 76,687.41 × 30,076.83
  4. Step 4: Simplify right side
    55,571.07x = 2,306,514,193.71
  5. Step 5: Solve for x
    x = 2,306,514,193.71/55,571.07
  6. Step 6: Final answer
    x = 41,505.66

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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.