Home / 51,775.76-77,650.80-22,190.24

Finding the Fourth Proportional to 51,775.76, 77,650.80 and 22,190.24

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Solution

The fourth proportional to 51,775.76, 77,650.80 and 22,190.24 is: 33,279.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,775.76 : 77,650.80 = 22,190.24 : x
  2. Step 2: Convert to fraction form
    51,775.76/77,650.80 = 22,190.24/x
  3. Step 3: Cross multiply
    51,775.76x = 77,650.80 × 22,190.24
  4. Step 4: Simplify right side
    51,775.76x = 1,723,089,499.94
  5. Step 5: Solve for x
    x = 1,723,089,499.94/51,775.76
  6. Step 6: Final answer
    x = 33,279.85

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1.5x scale

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.