Home / 17,389.36-23,997.36-9,431.52

Finding the Fourth Proportional to 17,389.36, 23,997.36 and 9,431.52

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Solution

The fourth proportional to 17,389.36, 23,997.36 and 9,431.52 is: 13,015.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389.36 : 23,997.36 = 9,431.52 : x
  2. Step 2: Convert to fraction form
    17,389.36/23,997.36 = 9,431.52/x
  3. Step 3: Cross multiply
    17,389.36x = 23,997.36 × 9,431.52
  4. Step 4: Simplify right side
    17,389.36x = 226,331,580.79
  5. Step 5: Solve for x
    x = 226,331,580.79/17,389.36
  6. Step 6: Final answer
    x = 13,015.52

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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.