Home / 27,433.06-41,116.50-12,621.66

Finding the Fourth Proportional to 27,433.06, 41,116.50 and 12,621.66

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Solution

The fourth proportional to 27,433.06, 41,116.50 and 12,621.66 is: 18,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,433.06 : 41,116.50 = 12,621.66 : x
  2. Step 2: Convert to fraction form
    27,433.06/41,116.50 = 12,621.66/x
  3. Step 3: Cross multiply
    27,433.06x = 41,116.50 × 12,621.66
  4. Step 4: Simplify right side
    27,433.06x = 518,958,483.39
  5. Step 5: Solve for x
    x = 518,958,483.39/27,433.06
  6. Step 6: Final answer
    x = 18,917.27

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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.