Home / 23,745.05-32,768.03-13,134.45

Finding the Fourth Proportional to 23,745.05, 32,768.03 and 13,134.45

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Solution

The fourth proportional to 23,745.05, 32,768.03 and 13,134.45 is: 18,125.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,745.05 : 32,768.03 = 13,134.45 : x
  2. Step 2: Convert to fraction form
    23,745.05/32,768.03 = 13,134.45/x
  3. Step 3: Cross multiply
    23,745.05x = 32,768.03 × 13,134.45
  4. Step 4: Simplify right side
    23,745.05x = 430,389,985.96
  5. Step 5: Solve for x
    x = 430,389,985.96/23,745.05
  6. Step 6: Final answer
    x = 18,125.47

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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.