Home / 17,459.54-26,189.84-4,311.90

Finding the Fourth Proportional to 17,459.54, 26,189.84 and 4,311.90

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Solution

The fourth proportional to 17,459.54, 26,189.84 and 4,311.90 is: 6,467.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,459.54 : 26,189.84 = 4,311.90 : x
  2. Step 2: Convert to fraction form
    17,459.54/26,189.84 = 4,311.90/x
  3. Step 3: Cross multiply
    17,459.54x = 26,189.84 × 4,311.90
  4. Step 4: Simplify right side
    17,459.54x = 112,927,949.54
  5. Step 5: Solve for x
    x = 112,927,949.54/17,459.54
  6. Step 6: Final answer
    x = 6,467.98

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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.