Home / 34,128.75-51,193.13-9,504.75

Finding the Fourth Proportional to 34,128.75, 51,193.13 and 9,504.75

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Solution

The fourth proportional to 34,128.75, 51,193.13 and 9,504.75 is: 14,257.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,128.75 : 51,193.13 = 9,504.75 : x
  2. Step 2: Convert to fraction form
    34,128.75/51,193.13 = 9,504.75/x
  3. Step 3: Cross multiply
    34,128.75x = 51,193.13 × 9,504.75
  4. Step 4: Simplify right side
    34,128.75x = 486,577,854.84
  5. Step 5: Solve for x
    x = 486,577,854.84/34,128.75
  6. Step 6: Final answer
    x = 14,257.13

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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.