Home / 17,459.64-26,188.76-4,311.68

Finding the Fourth Proportional to 17,459.64, 26,188.76 and 4,311.68

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Solution

The fourth proportional to 17,459.64, 26,188.76 and 4,311.68 is: 6,467.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,459.64 : 26,188.76 = 4,311.68 : x
  2. Step 2: Convert to fraction form
    17,459.64/26,188.76 = 4,311.68/x
  3. Step 3: Cross multiply
    17,459.64x = 26,188.76 × 4,311.68
  4. Step 4: Simplify right side
    17,459.64x = 112,917,400.21
  5. Step 5: Solve for x
    x = 112,917,400.21/17,459.64
  6. Step 6: Final answer
    x = 6,467.34

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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.