Home / 27,506.61-41,222.66-19,698.21

Finding the Fourth Proportional to 27,506.61, 41,222.66 and 19,698.21

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Solution

The fourth proportional to 27,506.61, 41,222.66 and 19,698.21 is: 29,520.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,506.61 : 41,222.66 = 19,698.21 : x
  2. Step 2: Convert to fraction form
    27,506.61/41,222.66 = 19,698.21/x
  3. Step 3: Cross multiply
    27,506.61x = 41,222.66 × 19,698.21
  4. Step 4: Simplify right side
    27,506.61x = 812,012,514.95
  5. Step 5: Solve for x
    x = 812,012,514.95/27,506.61
  6. Step 6: Final answer
    x = 29,520.63

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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.