Home / 23,198.08-32,010.88-15,255.68

Finding the Fourth Proportional to 23,198.08, 32,010.88 and 15,255.68

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Solution

The fourth proportional to 23,198.08, 32,010.88 and 15,255.68 is: 21,051.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,198.08 : 32,010.88 = 15,255.68 : x
  2. Step 2: Convert to fraction form
    23,198.08/32,010.88 = 15,255.68/x
  3. Step 3: Cross multiply
    23,198.08x = 32,010.88 × 15,255.68
  4. Step 4: Simplify right side
    23,198.08x = 488,347,741.80
  5. Step 5: Solve for x
    x = 488,347,741.80/23,198.08
  6. Step 6: Final answer
    x = 21,051.21

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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.