Home / 34,453.34-47,542.69-20,846.45

Finding the Fourth Proportional to 34,453.34, 47,542.69 and 20,846.45

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Solution

The fourth proportional to 34,453.34, 47,542.69 and 20,846.45 is: 28,766.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,453.34 : 47,542.69 = 20,846.45 : x
  2. Step 2: Convert to fraction form
    34,453.34/47,542.69 = 20,846.45/x
  3. Step 3: Cross multiply
    34,453.34x = 47,542.69 × 20,846.45
  4. Step 4: Simplify right side
    34,453.34x = 991,096,309.95
  5. Step 5: Solve for x
    x = 991,096,309.95/34,453.34
  6. Step 6: Final answer
    x = 28,766.33

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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.