Home / 26,551.55-39,837.57-12,511.01

Finding the Fourth Proportional to 26,551.55, 39,837.57 and 12,511.01

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Solution

The fourth proportional to 26,551.55, 39,837.57 and 12,511.01 is: 18,771.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,551.55 : 39,837.57 = 12,511.01 : x
  2. Step 2: Convert to fraction form
    26,551.55/39,837.57 = 12,511.01/x
  3. Step 3: Cross multiply
    26,551.55x = 39,837.57 × 12,511.01
  4. Step 4: Simplify right side
    26,551.55x = 498,408,135.61
  5. Step 5: Solve for x
    x = 498,408,135.61/26,551.55
  6. Step 6: Final answer
    x = 18,771.34

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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.