Home / 17,709.04-26,546.86-8,815.96

Finding the Fourth Proportional to 17,709.04, 26,546.86 and 8,815.96

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Solution

The fourth proportional to 17,709.04, 26,546.86 and 8,815.96 is: 13,215.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,709.04 : 26,546.86 = 8,815.96 : x
  2. Step 2: Convert to fraction form
    17,709.04/26,546.86 = 8,815.96/x
  3. Step 3: Cross multiply
    17,709.04x = 26,546.86 × 8,815.96
  4. Step 4: Simplify right side
    17,709.04x = 234,036,050.50
  5. Step 5: Solve for x
    x = 234,036,050.50/17,709.04
  6. Step 6: Final answer
    x = 13,215.63

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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.