Home / 17,386.09-23,992.37-9,428.11

Finding the Fourth Proportional to 17,386.09, 23,992.37 and 9,428.11

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Solution

The fourth proportional to 17,386.09, 23,992.37 and 9,428.11 is: 13,010.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,386.09 : 23,992.37 = 9,428.11 : x
  2. Step 2: Convert to fraction form
    17,386.09/23,992.37 = 9,428.11/x
  3. Step 3: Cross multiply
    17,386.09x = 23,992.37 × 9,428.11
  4. Step 4: Simplify right side
    17,386.09x = 226,202,703.52
  5. Step 5: Solve for x
    x = 226,202,703.52/17,386.09
  6. Step 6: Final answer
    x = 13,010.56

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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.