Home / 26,580.53-39,895.50-13,442.33

Finding the Fourth Proportional to 26,580.53, 39,895.50 and 13,442.33

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Solution

The fourth proportional to 26,580.53, 39,895.50 and 13,442.33 is: 20,175.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,580.53 : 39,895.50 = 13,442.33 : x
  2. Step 2: Convert to fraction form
    26,580.53/39,895.50 = 13,442.33/x
  3. Step 3: Cross multiply
    26,580.53x = 39,895.50 × 13,442.33
  4. Step 4: Simplify right side
    26,580.53x = 536,288,476.52
  5. Step 5: Solve for x
    x = 536,288,476.52/26,580.53
  6. Step 6: Final answer
    x = 20,175.99

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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.