Home / 23,540.16-32,485.20-13,471.68

Finding the Fourth Proportional to 23,540.16, 32,485.20 and 13,471.68

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Solution

The fourth proportional to 23,540.16, 32,485.20 and 13,471.68 is: 18,590.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,540.16 : 32,485.20 = 13,471.68 : x
  2. Step 2: Convert to fraction form
    23,540.16/32,485.20 = 13,471.68/x
  3. Step 3: Cross multiply
    23,540.16x = 32,485.20 × 13,471.68
  4. Step 4: Simplify right side
    23,540.16x = 437,630,219.14
  5. Step 5: Solve for x
    x = 437,630,219.14/23,540.16
  6. Step 6: Final answer
    x = 18,590.79

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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.