Home / 27,922.20-41,915.70-16,841.40

Finding the Fourth Proportional to 27,922.20, 41,915.70 and 16,841.40

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Solution

The fourth proportional to 27,922.20, 41,915.70 and 16,841.40 is: 25,281.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,922.20 : 41,915.70 = 16,841.40 : x
  2. Step 2: Convert to fraction form
    27,922.20/41,915.70 = 16,841.40/x
  3. Step 3: Cross multiply
    27,922.20x = 41,915.70 × 16,841.40
  4. Step 4: Simplify right side
    27,922.20x = 705,919,069.98
  5. Step 5: Solve for x
    x = 705,919,069.98/27,922.20
  6. Step 6: Final answer
    x = 25,281.64

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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.