Home / 17,262.09-23,820.75-9,709.65

Finding the Fourth Proportional to 17,262.09, 23,820.75 and 9,709.65

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Solution

The fourth proportional to 17,262.09, 23,820.75 and 9,709.65 is: 13,398.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,262.09 : 23,820.75 = 9,709.65 : x
  2. Step 2: Convert to fraction form
    17,262.09/23,820.75 = 9,709.65/x
  3. Step 3: Cross multiply
    17,262.09x = 23,820.75 × 9,709.65
  4. Step 4: Simplify right side
    17,262.09x = 231,291,145.24
  5. Step 5: Solve for x
    x = 231,291,145.24/17,262.09
  6. Step 6: Final answer
    x = 13,398.79

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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.