Home / 34,110.22-47,059.16-20,676.57

Finding the Fourth Proportional to 34,110.22, 47,059.16 and 20,676.57

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Solution

The fourth proportional to 34,110.22, 47,059.16 and 20,676.57 is: 28,525.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,110.22 : 47,059.16 = 20,676.57 : x
  2. Step 2: Convert to fraction form
    34,110.22/47,059.16 = 20,676.57/x
  3. Step 3: Cross multiply
    34,110.22x = 47,059.16 × 20,676.57
  4. Step 4: Simplify right side
    34,110.22x = 973,021,912.50
  5. Step 5: Solve for x
    x = 973,021,912.50/34,110.22
  6. Step 6: Final answer
    x = 28,525.82

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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.