Home / 27,427.20-41,124.60-14,305.20

Finding the Fourth Proportional to 27,427.20, 41,124.60 and 14,305.20

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Solution

The fourth proportional to 27,427.20, 41,124.60 and 14,305.20 is: 21,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,427.20 : 41,124.60 = 14,305.20 : x
  2. Step 2: Convert to fraction form
    27,427.20/41,124.60 = 14,305.20/x
  3. Step 3: Cross multiply
    27,427.20x = 41,124.60 × 14,305.20
  4. Step 4: Simplify right side
    27,427.20x = 588,295,627.92
  5. Step 5: Solve for x
    x = 588,295,627.92/27,427.20
  6. Step 6: Final answer
    x = 21,449.35

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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.