Home / 21,359.34-32,036.58-5,775.75

Finding the Fourth Proportional to 21,359.34, 32,036.58 and 5,775.75

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Solution

The fourth proportional to 21,359.34, 32,036.58 and 5,775.75 is: 8,662.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,359.34 : 32,036.58 = 5,775.75 : x
  2. Step 2: Convert to fraction form
    21,359.34/32,036.58 = 5,775.75/x
  3. Step 3: Cross multiply
    21,359.34x = 32,036.58 × 5,775.75
  4. Step 4: Simplify right side
    21,359.34x = 185,035,276.94
  5. Step 5: Solve for x
    x = 185,035,276.94/21,359.34
  6. Step 6: Final answer
    x = 8,662.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.