Home / 20,150.24-30,235.26-9,064.76

Finding the Fourth Proportional to 20,150.24, 30,235.26 and 9,064.76

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Solution

The fourth proportional to 20,150.24, 30,235.26 and 9,064.76 is: 13,601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,150.24 : 30,235.26 = 9,064.76 : x
  2. Step 2: Convert to fraction form
    20,150.24/30,235.26 = 9,064.76/x
  3. Step 3: Cross multiply
    20,150.24x = 30,235.26 × 9,064.76
  4. Step 4: Simplify right side
    20,150.24x = 274,075,375.44
  5. Step 5: Solve for x
    x = 274,075,375.44/20,150.24
  6. Step 6: Final answer
    x = 13,601.59

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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.