Home / 25,541.12-38,313.47-6,821.08

Finding the Fourth Proportional to 25,541.12, 38,313.47 and 6,821.08

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Solution

The fourth proportional to 25,541.12, 38,313.47 and 6,821.08 is: 10,232.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,541.12 : 38,313.47 = 6,821.08 : x
  2. Step 2: Convert to fraction form
    25,541.12/38,313.47 = 6,821.08/x
  3. Step 3: Cross multiply
    25,541.12x = 38,313.47 × 6,821.08
  4. Step 4: Simplify right side
    25,541.12x = 261,339,165.22
  5. Step 5: Solve for x
    x = 261,339,165.22/25,541.12
  6. Step 6: Final answer
    x = 10,232.09

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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.