Home / 17,389.90-23,998.07-9,432.09

Finding the Fourth Proportional to 17,389.90, 23,998.07 and 9,432.09

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Solution

The fourth proportional to 17,389.90, 23,998.07 and 9,432.09 is: 13,016.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389.90 : 23,998.07 = 9,432.09 : x
  2. Step 2: Convert to fraction form
    17,389.90/23,998.07 = 9,432.09/x
  3. Step 3: Cross multiply
    17,389.90x = 23,998.07 × 9,432.09
  4. Step 4: Simplify right side
    17,389.90x = 226,351,956.07
  5. Step 5: Solve for x
    x = 226,351,956.07/17,389.90
  6. Step 6: Final answer
    x = 13,016.29

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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.