Home / 15,581.94-23,372.96-3,895.16

Finding the Fourth Proportional to 15,581.94, 23,372.96 and 3,895.16

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Solution

The fourth proportional to 15,581.94, 23,372.96 and 3,895.16 is: 5,842.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,581.94 : 23,372.96 = 3,895.16 : x
  2. Step 2: Convert to fraction form
    15,581.94/23,372.96 = 3,895.16/x
  3. Step 3: Cross multiply
    15,581.94x = 23,372.96 × 3,895.16
  4. Step 4: Simplify right side
    15,581.94x = 91,041,282.53
  5. Step 5: Solve for x
    x = 91,041,282.53/15,581.94
  6. Step 6: Final answer
    x = 5,842.75

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Why These Related Problems?

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