Home / 17,004.68-23,457.78-11,039.72

Finding the Fourth Proportional to 17,004.68, 23,457.78 and 11,039.72

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Solution

The fourth proportional to 17,004.68, 23,457.78 and 11,039.72 is: 15,229.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,004.68 : 23,457.78 = 11,039.72 : x
  2. Step 2: Convert to fraction form
    17,004.68/23,457.78 = 11,039.72/x
  3. Step 3: Cross multiply
    17,004.68x = 23,457.78 × 11,039.72
  4. Step 4: Simplify right side
    17,004.68x = 258,967,323.02
  5. Step 5: Solve for x
    x = 258,967,323.02/17,004.68
  6. Step 6: Final answer
    x = 15,229.18

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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.