Home / 26,260.88-39,408.83-13,622.29

Finding the Fourth Proportional to 26,260.88, 39,408.83 and 13,622.29

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Solution

The fourth proportional to 26,260.88, 39,408.83 and 13,622.29 is: 20,442.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,260.88 : 39,408.83 = 13,622.29 : x
  2. Step 2: Convert to fraction form
    26,260.88/39,408.83 = 13,622.29/x
  3. Step 3: Cross multiply
    26,260.88x = 39,408.83 × 13,622.29
  4. Step 4: Simplify right side
    26,260.88x = 536,838,510.82
  5. Step 5: Solve for x
    x = 536,838,510.82/26,260.88
  6. Step 6: Final answer
    x = 20,442.52

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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.