Home / 17,748.92-26,623.29-4,421.85

Finding the Fourth Proportional to 17,748.92, 26,623.29 and 4,421.85

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Solution

The fourth proportional to 17,748.92, 26,623.29 and 4,421.85 is: 6,632.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,748.92 : 26,623.29 = 4,421.85 : x
  2. Step 2: Convert to fraction form
    17,748.92/26,623.29 = 4,421.85/x
  3. Step 3: Cross multiply
    17,748.92x = 26,623.29 × 4,421.85
  4. Step 4: Simplify right side
    17,748.92x = 117,724,194.89
  5. Step 5: Solve for x
    x = 117,724,194.89/17,748.92
  6. Step 6: Final answer
    x = 6,632.75

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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.