Home / 17,390.12-23,998.20-9,837.92

Finding the Fourth Proportional to 17,390.12, 23,998.20 and 9,837.92

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Solution

The fourth proportional to 17,390.12, 23,998.20 and 9,837.92 is: 13,576.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.12 : 23,998.20 = 9,837.92 : x
  2. Step 2: Convert to fraction form
    17,390.12/23,998.20 = 9,837.92/x
  3. Step 3: Cross multiply
    17,390.12x = 23,998.20 × 9,837.92
  4. Step 4: Simplify right side
    17,390.12x = 236,092,371.74
  5. Step 5: Solve for x
    x = 236,092,371.74/17,390.12
  6. Step 6: Final answer
    x = 13,576.24

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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.