Home / 55,273.86-76,279.41-30,124.98

Finding the Fourth Proportional to 55,273.86, 76,279.41 and 30,124.98

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Solution

The fourth proportional to 55,273.86, 76,279.41 and 30,124.98 is: 41,573.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,273.86 : 76,279.41 = 30,124.98 : x
  2. Step 2: Convert to fraction form
    55,273.86/76,279.41 = 30,124.98/x
  3. Step 3: Cross multiply
    55,273.86x = 76,279.41 × 30,124.98
  4. Step 4: Simplify right side
    55,273.86x = 2,297,915,700.66
  5. Step 5: Solve for x
    x = 2,297,915,700.66/55,273.86
  6. Step 6: Final answer
    x = 41,573.28

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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.