Home / 16,871.07-25,303.87-7,508.89

Finding the Fourth Proportional to 16,871.07, 25,303.87 and 7,508.89

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Solution

The fourth proportional to 16,871.07, 25,303.87 and 7,508.89 is: 11,262.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,871.07 : 25,303.87 = 7,508.89 : x
  2. Step 2: Convert to fraction form
    16,871.07/25,303.87 = 7,508.89/x
  3. Step 3: Cross multiply
    16,871.07x = 25,303.87 × 7,508.89
  4. Step 4: Simplify right side
    16,871.07x = 190,003,976.40
  5. Step 5: Solve for x
    x = 190,003,976.40/16,871.07
  6. Step 6: Final answer
    x = 11,262.12

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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.