Home / 17,173.67-23,699.40-9,620.27

Finding the Fourth Proportional to 17,173.67, 23,699.40 and 9,620.27

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Solution

The fourth proportional to 17,173.67, 23,699.40 and 9,620.27 is: 13,275.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,173.67 : 23,699.40 = 9,620.27 : x
  2. Step 2: Convert to fraction form
    17,173.67/23,699.40 = 9,620.27/x
  3. Step 3: Cross multiply
    17,173.67x = 23,699.40 × 9,620.27
  4. Step 4: Simplify right side
    17,173.67x = 227,994,626.84
  5. Step 5: Solve for x
    x = 227,994,626.84/17,173.67
  6. Step 6: Final answer
    x = 13,275.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.