Home / 17,699.67-26,558.76-7,170.81

Finding the Fourth Proportional to 17,699.67, 26,558.76 and 7,170.81

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Solution

The fourth proportional to 17,699.67, 26,558.76 and 7,170.81 is: 10,759.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,699.67 : 26,558.76 = 7,170.81 : x
  2. Step 2: Convert to fraction form
    17,699.67/26,558.76 = 7,170.81/x
  3. Step 3: Cross multiply
    17,699.67x = 26,558.76 × 7,170.81
  4. Step 4: Simplify right side
    17,699.67x = 190,447,695.31
  5. Step 5: Solve for x
    x = 190,447,695.31/17,699.67
  6. Step 6: Final answer
    x = 10,759.96

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1.5x scale

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.