Home / 17,812.84-26,726.30-5,501.80

Finding the Fourth Proportional to 17,812.84, 26,726.30 and 5,501.80

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Solution

The fourth proportional to 17,812.84, 26,726.30 and 5,501.80 is: 8,254.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,812.84 : 26,726.30 = 5,501.80 : x
  2. Step 2: Convert to fraction form
    17,812.84/26,726.30 = 5,501.80/x
  3. Step 3: Cross multiply
    17,812.84x = 26,726.30 × 5,501.80
  4. Step 4: Simplify right side
    17,812.84x = 147,042,757.34
  5. Step 5: Solve for x
    x = 147,042,757.34/17,812.84
  6. Step 6: Final answer
    x = 8,254.87

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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.