Home / 23,650.89-32,638.44-13,040.90

Finding the Fourth Proportional to 23,650.89, 32,638.44 and 13,040.90

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Solution

The fourth proportional to 23,650.89, 32,638.44 and 13,040.90 is: 17,996.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,650.89 : 32,638.44 = 13,040.90 : x
  2. Step 2: Convert to fraction form
    23,650.89/32,638.44 = 13,040.90/x
  3. Step 3: Cross multiply
    23,650.89x = 32,638.44 × 13,040.90
  4. Step 4: Simplify right side
    23,650.89x = 425,634,640.30
  5. Step 5: Solve for x
    x = 425,634,640.30/23,650.89
  6. Step 6: Final answer
    x = 17,996.56

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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.