Home / 17,389.22-23,998.32-9,835.56

Finding the Fourth Proportional to 17,389.22, 23,998.32 and 9,835.56

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Solution

The fourth proportional to 17,389.22, 23,998.32 and 9,835.56 is: 13,573.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389.22 : 23,998.32 = 9,835.56 : x
  2. Step 2: Convert to fraction form
    17,389.22/23,998.32 = 9,835.56/x
  3. Step 3: Cross multiply
    17,389.22x = 23,998.32 × 9,835.56
  4. Step 4: Simplify right side
    17,389.22x = 236,036,916.26
  5. Step 5: Solve for x
    x = 236,036,916.26/17,389.22
  6. Step 6: Final answer
    x = 13,573.75

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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.