Home / 34,190.56-47,145.77-22,231.72

Finding the Fourth Proportional to 34,190.56, 47,145.77 and 22,231.72

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Solution

The fourth proportional to 34,190.56, 47,145.77 and 22,231.72 is: 30,655.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,190.56 : 47,145.77 = 22,231.72 : x
  2. Step 2: Convert to fraction form
    34,190.56/47,145.77 = 22,231.72/x
  3. Step 3: Cross multiply
    34,190.56x = 47,145.77 × 22,231.72
  4. Step 4: Simplify right side
    34,190.56x = 1,048,131,323.77
  5. Step 5: Solve for x
    x = 1,048,131,323.77/34,190.56
  6. Step 6: Final answer
    x = 30,655.58

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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.