Home / 26,137.08-39,202.56-7,418.76

Finding the Fourth Proportional to 26,137.08, 39,202.56 and 7,418.76

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Solution

The fourth proportional to 26,137.08, 39,202.56 and 7,418.76 is: 11,127.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,137.08 : 39,202.56 = 7,418.76 : x
  2. Step 2: Convert to fraction form
    26,137.08/39,202.56 = 7,418.76/x
  3. Step 3: Cross multiply
    26,137.08x = 39,202.56 × 7,418.76
  4. Step 4: Simplify right side
    26,137.08x = 290,834,384.03
  5. Step 5: Solve for x
    x = 290,834,384.03/26,137.08
  6. Step 6: Final answer
    x = 11,127.27

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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.