Home / 27,541.82-41,312.68-7,820.58

Finding the Fourth Proportional to 27,541.82, 41,312.68 and 7,820.58

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Solution

The fourth proportional to 27,541.82, 41,312.68 and 7,820.58 is: 11,730.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,541.82 : 41,312.68 = 7,820.58 : x
  2. Step 2: Convert to fraction form
    27,541.82/41,312.68 = 7,820.58/x
  3. Step 3: Cross multiply
    27,541.82x = 41,312.68 × 7,820.58
  4. Step 4: Simplify right side
    27,541.82x = 323,089,118.95
  5. Step 5: Solve for x
    x = 323,089,118.95/27,541.82
  6. Step 6: Final answer
    x = 11,730.86

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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.