Home / 26,668.34-39,989.45-15,577.82

Finding the Fourth Proportional to 26,668.34, 39,989.45 and 15,577.82

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Solution

The fourth proportional to 26,668.34, 39,989.45 and 15,577.82 is: 23,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,668.34 : 39,989.45 = 15,577.82 : x
  2. Step 2: Convert to fraction form
    26,668.34/39,989.45 = 15,577.82/x
  3. Step 3: Cross multiply
    26,668.34x = 39,989.45 × 15,577.82
  4. Step 4: Simplify right side
    26,668.34x = 622,948,454.00
  5. Step 5: Solve for x
    x = 622,948,454.00/26,668.34
  6. Step 6: Final answer
    x = 23,359.10

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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.