Home / 17,288.96-25,937.28-4,976

Finding the Fourth Proportional to 17,288.96, 25,937.28 and 4,976

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Solution

The fourth proportional to 17,288.96, 25,937.28 and 4,976 is: 7,465.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,288.96 : 25,937.28 = 4,976 : x
  2. Step 2: Convert to fraction form
    17,288.96/25,937.28 = 4,976/x
  3. Step 3: Cross multiply
    17,288.96x = 25,937.28 × 4,976
  4. Step 4: Simplify right side
    17,288.96x = 129,063,905.28
  5. Step 5: Solve for x
    x = 129,063,905.28/17,288.96
  6. Step 6: Final answer
    x = 7,465.11

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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.