Home / 34,364.45-51,554.88-12,179.77

Finding the Fourth Proportional to 34,364.45, 51,554.88 and 12,179.77

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Solution

The fourth proportional to 34,364.45, 51,554.88 and 12,179.77 is: 18,272.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,364.45 : 51,554.88 = 12,179.77 : x
  2. Step 2: Convert to fraction form
    34,364.45/51,554.88 = 12,179.77/x
  3. Step 3: Cross multiply
    34,364.45x = 51,554.88 × 12,179.77
  4. Step 4: Simplify right side
    34,364.45x = 627,926,451.89
  5. Step 5: Solve for x
    x = 627,926,451.89/34,364.45
  6. Step 6: Final answer
    x = 18,272.56

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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.