Home / 27,630.90-41,454.43-8,910.55

Finding the Fourth Proportional to 27,630.90, 41,454.43 and 8,910.55

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Solution

The fourth proportional to 27,630.90, 41,454.43 and 8,910.55 is: 13,368.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,630.90 : 41,454.43 = 8,910.55 : x
  2. Step 2: Convert to fraction form
    27,630.90/41,454.43 = 8,910.55/x
  3. Step 3: Cross multiply
    27,630.90x = 41,454.43 × 8,910.55
  4. Step 4: Simplify right side
    27,630.90x = 369,381,771.24
  5. Step 5: Solve for x
    x = 369,381,771.24/27,630.90
  6. Step 6: Final answer
    x = 13,368.43

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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.