Home / 17,302.64-23,869.34-11,331.68

Finding the Fourth Proportional to 17,302.64, 23,869.34 and 11,331.68

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Solution

The fourth proportional to 17,302.64, 23,869.34 and 11,331.68 is: 15,632.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,302.64 : 23,869.34 = 11,331.68 : x
  2. Step 2: Convert to fraction form
    17,302.64/23,869.34 = 11,331.68/x
  3. Step 3: Cross multiply
    17,302.64x = 23,869.34 × 11,331.68
  4. Step 4: Simplify right side
    17,302.64x = 270,479,722.69
  5. Step 5: Solve for x
    x = 270,479,722.69/17,302.64
  6. Step 6: Final answer
    x = 15,632.28

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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.