Home / 25,724.40-38,583.99-17,457.54

Finding the Fourth Proportional to 25,724.40, 38,583.99 and 17,457.54

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Solution

The fourth proportional to 25,724.40, 38,583.99 and 17,457.54 is: 26,184.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,724.40 : 38,583.99 = 17,457.54 : x
  2. Step 2: Convert to fraction form
    25,724.40/38,583.99 = 17,457.54/x
  3. Step 3: Cross multiply
    25,724.40x = 38,583.99 × 17,457.54
  4. Step 4: Simplify right side
    25,724.40x = 673,581,548.78
  5. Step 5: Solve for x
    x = 673,581,548.78/25,724.40
  6. Step 6: Final answer
    x = 26,184.54

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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.