Home / 17,301.48-23,883.30-11,715.72

Finding the Fourth Proportional to 17,301.48, 23,883.30 and 11,715.72

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Solution

The fourth proportional to 17,301.48, 23,883.30 and 11,715.72 is: 16,172.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,301.48 : 23,883.30 = 11,715.72 : x
  2. Step 2: Convert to fraction form
    17,301.48/23,883.30 = 11,715.72/x
  3. Step 3: Cross multiply
    17,301.48x = 23,883.30 × 11,715.72
  4. Step 4: Simplify right side
    17,301.48x = 279,810,055.48
  5. Step 5: Solve for x
    x = 279,810,055.48/17,301.48
  6. Step 6: Final answer
    x = 16,172.61

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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.