Home / 23,745.67-32,768.89-13,135.07

Finding the Fourth Proportional to 23,745.67, 32,768.89 and 13,135.07

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Solution

The fourth proportional to 23,745.67, 32,768.89 and 13,135.07 is: 18,126.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,745.67 : 32,768.89 = 13,135.07 : x
  2. Step 2: Convert to fraction form
    23,745.67/32,768.89 = 13,135.07/x
  3. Step 3: Cross multiply
    23,745.67x = 32,768.89 × 13,135.07
  4. Step 4: Simplify right side
    23,745.67x = 430,421,713.06
  5. Step 5: Solve for x
    x = 430,421,713.06/23,745.67
  6. Step 6: Final answer
    x = 18,126.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.