Home / 17,382.10-26,036.70-15,535.30

Finding the Fourth Proportional to 17,382.10, 26,036.70 and 15,535.30

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Solution

The fourth proportional to 17,382.10, 26,036.70 and 15,535.30 is: 23,270.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382.10 : 26,036.70 = 15,535.30 : x
  2. Step 2: Convert to fraction form
    17,382.10/26,036.70 = 15,535.30/x
  3. Step 3: Cross multiply
    17,382.10x = 26,036.70 × 15,535.30
  4. Step 4: Simplify right side
    17,382.10x = 404,487,945.51
  5. Step 5: Solve for x
    x = 404,487,945.51/17,382.10
  6. Step 6: Final answer
    x = 23,270.37

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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.