Home / 17,583.17-26,379.30-12,958.26

Finding the Fourth Proportional to 17,583.17, 26,379.30 and 12,958.26

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Solution

The fourth proportional to 17,583.17, 26,379.30 and 12,958.26 is: 19,440.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,583.17 : 26,379.30 = 12,958.26 : x
  2. Step 2: Convert to fraction form
    17,583.17/26,379.30 = 12,958.26/x
  3. Step 3: Cross multiply
    17,583.17x = 26,379.30 × 12,958.26
  4. Step 4: Simplify right side
    17,583.17x = 341,829,828.02
  5. Step 5: Solve for x
    x = 341,829,828.02/17,583.17
  6. Step 6: Final answer
    x = 19,440.75

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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.