Home / 17,998.30-27,005.64-9,239.36

Finding the Fourth Proportional to 17,998.30, 27,005.64 and 9,239.36

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Solution

The fourth proportional to 17,998.30, 27,005.64 and 9,239.36 is: 13,863.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,998.30 : 27,005.64 = 9,239.36 : x
  2. Step 2: Convert to fraction form
    17,998.30/27,005.64 = 9,239.36/x
  3. Step 3: Cross multiply
    17,998.30x = 27,005.64 × 9,239.36
  4. Step 4: Simplify right side
    17,998.30x = 249,514,829.99
  5. Step 5: Solve for x
    x = 249,514,829.99/17,998.30
  6. Step 6: Final answer
    x = 13,863.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.