Home / 17,872.34-26,781.15-9,553.53

Finding the Fourth Proportional to 17,872.34, 26,781.15 and 9,553.53

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Solution

The fourth proportional to 17,872.34, 26,781.15 and 9,553.53 is: 14,315.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,872.34 : 26,781.15 = 9,553.53 : x
  2. Step 2: Convert to fraction form
    17,872.34/26,781.15 = 9,553.53/x
  3. Step 3: Cross multiply
    17,872.34x = 26,781.15 × 9,553.53
  4. Step 4: Simplify right side
    17,872.34x = 255,854,519.96
  5. Step 5: Solve for x
    x = 255,854,519.96/17,872.34
  6. Step 6: Final answer
    x = 14,315.67

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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.