Home / 25,625.30-38,457.40-17,285.54

Finding the Fourth Proportional to 25,625.30, 38,457.40 and 17,285.54

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Solution

The fourth proportional to 25,625.30, 38,457.40 and 17,285.54 is: 25,941.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,625.30 : 38,457.40 = 17,285.54 : x
  2. Step 2: Convert to fraction form
    25,625.30/38,457.40 = 17,285.54/x
  3. Step 3: Cross multiply
    25,625.30x = 38,457.40 × 17,285.54
  4. Step 4: Simplify right side
    25,625.30x = 664,756,926.00
  5. Step 5: Solve for x
    x = 664,756,926.00/25,625.30
  6. Step 6: Final answer
    x = 25,941.43

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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.