Home / 26,918.66-40,379.60-11,337.50

Finding the Fourth Proportional to 26,918.66, 40,379.60 and 11,337.50

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Solution

The fourth proportional to 26,918.66, 40,379.60 and 11,337.50 is: 17,006.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,918.66 : 40,379.60 = 11,337.50 : x
  2. Step 2: Convert to fraction form
    26,918.66/40,379.60 = 11,337.50/x
  3. Step 3: Cross multiply
    26,918.66x = 40,379.60 × 11,337.50
  4. Step 4: Simplify right side
    26,918.66x = 457,803,715
  5. Step 5: Solve for x
    x = 457,803,715/26,918.66
  6. Step 6: Final answer
    x = 17,006.93

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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.