Home / 17,098.84-25,645.74-10,521.64

Finding the Fourth Proportional to 17,098.84, 25,645.74 and 10,521.64

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Solution

The fourth proportional to 17,098.84, 25,645.74 and 10,521.64 is: 15,780.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,098.84 : 25,645.74 = 10,521.64 : x
  2. Step 2: Convert to fraction form
    17,098.84/25,645.74 = 10,521.64/x
  3. Step 3: Cross multiply
    17,098.84x = 25,645.74 × 10,521.64
  4. Step 4: Simplify right side
    17,098.84x = 269,835,243.81
  5. Step 5: Solve for x
    x = 269,835,243.81/17,098.84
  6. Step 6: Final answer
    x = 15,780.91

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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.