Home / 27,607.21-41,417.70-12,826.60

Finding the Fourth Proportional to 27,607.21, 41,417.70 and 12,826.60

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Solution

The fourth proportional to 27,607.21, 41,417.70 and 12,826.60 is: 19,243.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,607.21 : 41,417.70 = 12,826.60 : x
  2. Step 2: Convert to fraction form
    27,607.21/41,417.70 = 12,826.60/x
  3. Step 3: Cross multiply
    27,607.21x = 41,417.70 × 12,826.60
  4. Step 4: Simplify right side
    27,607.21x = 531,248,270.82
  5. Step 5: Solve for x
    x = 531,248,270.82/27,607.21
  6. Step 6: Final answer
    x = 19,243.10

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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.