Home / 23,721.86-32,739.44-13,650.12

Finding the Fourth Proportional to 23,721.86, 32,739.44 and 13,650.12

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Solution

The fourth proportional to 23,721.86, 32,739.44 and 13,650.12 is: 18,839.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,721.86 : 32,739.44 = 13,650.12 : x
  2. Step 2: Convert to fraction form
    23,721.86/32,739.44 = 13,650.12/x
  3. Step 3: Cross multiply
    23,721.86x = 32,739.44 × 13,650.12
  4. Step 4: Simplify right side
    23,721.86x = 446,897,216.48
  5. Step 5: Solve for x
    x = 446,897,216.48/23,721.86
  6. Step 6: Final answer
    x = 18,839.05

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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.