Home / 27,648.72-41,479.56-12,070.80

Finding the Fourth Proportional to 27,648.72, 41,479.56 and 12,070.80

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Solution

The fourth proportional to 27,648.72, 41,479.56 and 12,070.80 is: 18,109.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,648.72 : 41,479.56 = 12,070.80 : x
  2. Step 2: Convert to fraction form
    27,648.72/41,479.56 = 12,070.80/x
  3. Step 3: Cross multiply
    27,648.72x = 41,479.56 × 12,070.80
  4. Step 4: Simplify right side
    27,648.72x = 500,691,472.85
  5. Step 5: Solve for x
    x = 500,691,472.85/27,648.72
  6. Step 6: Final answer
    x = 18,109.03

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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.