Home / 23,319.55-32,179.44-13,112.15

Finding the Fourth Proportional to 23,319.55, 32,179.44 and 13,112.15

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Solution

The fourth proportional to 23,319.55, 32,179.44 and 13,112.15 is: 18,093.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319.55 : 32,179.44 = 13,112.15 : x
  2. Step 2: Convert to fraction form
    23,319.55/32,179.44 = 13,112.15/x
  3. Step 3: Cross multiply
    23,319.55x = 32,179.44 × 13,112.15
  4. Step 4: Simplify right side
    23,319.55x = 421,941,644.20
  5. Step 5: Solve for x
    x = 421,941,644.20/23,319.55
  6. Step 6: Final answer
    x = 18,093.90

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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.