Home / 34,180.75-51,271.94-13,404.25

Finding the Fourth Proportional to 34,180.75, 51,271.94 and 13,404.25

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Solution

The fourth proportional to 34,180.75, 51,271.94 and 13,404.25 is: 20,106.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,180.75 : 51,271.94 = 13,404.25 : x
  2. Step 2: Convert to fraction form
    34,180.75/51,271.94 = 13,404.25/x
  3. Step 3: Cross multiply
    34,180.75x = 51,271.94 × 13,404.25
  4. Step 4: Simplify right side
    34,180.75x = 687,261,901.75
  5. Step 5: Solve for x
    x = 687,261,901.75/34,180.75
  6. Step 6: Final answer
    x = 20,106.69

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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.