Home / 17,160.20-25,712.70-9,742.60

Finding the Fourth Proportional to 17,160.20, 25,712.70 and 9,742.60

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Solution

The fourth proportional to 17,160.20, 25,712.70 and 9,742.60 is: 14,598.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,160.20 : 25,712.70 = 9,742.60 : x
  2. Step 2: Convert to fraction form
    17,160.20/25,712.70 = 9,742.60/x
  3. Step 3: Cross multiply
    17,160.20x = 25,712.70 × 9,742.60
  4. Step 4: Simplify right side
    17,160.20x = 250,508,551.02
  5. Step 5: Solve for x
    x = 250,508,551.02/17,160.20
  6. Step 6: Final answer
    x = 14,598.23

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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.