Home / 17,885.16-26,824.68-4,738.86

Finding the Fourth Proportional to 17,885.16, 26,824.68 and 4,738.86

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Solution

The fourth proportional to 17,885.16, 26,824.68 and 4,738.86 is: 7,107.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,885.16 : 26,824.68 = 4,738.86 : x
  2. Step 2: Convert to fraction form
    17,885.16/26,824.68 = 4,738.86/x
  3. Step 3: Cross multiply
    17,885.16x = 26,824.68 × 4,738.86
  4. Step 4: Simplify right side
    17,885.16x = 127,118,403.06
  5. Step 5: Solve for x
    x = 127,118,403.06/17,885.16
  6. Step 6: Final answer
    x = 7,107.48

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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.