Home / 27,617.31-41,427.36-7,898.81

Finding the Fourth Proportional to 27,617.31, 41,427.36 and 7,898.81

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Solution

The fourth proportional to 27,617.31, 41,427.36 and 7,898.81 is: 11,848.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,617.31 : 41,427.36 = 7,898.81 : x
  2. Step 2: Convert to fraction form
    27,617.31/41,427.36 = 7,898.81/x
  3. Step 3: Cross multiply
    27,617.31x = 41,427.36 × 7,898.81
  4. Step 4: Simplify right side
    27,617.31x = 327,226,638.30
  5. Step 5: Solve for x
    x = 327,226,638.30/27,617.31
  6. Step 6: Final answer
    x = 11,848.61

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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.