Home / 23,820.87-32,875.20-13,212.54

Finding the Fourth Proportional to 23,820.87, 32,875.20 and 13,212.54

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Solution

The fourth proportional to 23,820.87, 32,875.20 and 13,212.54 is: 18,234.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,820.87 : 32,875.20 = 13,212.54 : x
  2. Step 2: Convert to fraction form
    23,820.87/32,875.20 = 13,212.54/x
  3. Step 3: Cross multiply
    23,820.87x = 32,875.20 × 13,212.54
  4. Step 4: Simplify right side
    23,820.87x = 434,364,895.01
  5. Step 5: Solve for x
    x = 434,364,895.01/23,820.87
  6. Step 6: Final answer
    x = 18,234.64

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.