Home / 17,036.51-25,559.99-8,722.36

Finding the Fourth Proportional to 17,036.51, 25,559.99 and 8,722.36

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Solution

The fourth proportional to 17,036.51, 25,559.99 and 8,722.36 is: 13,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,036.51 : 25,559.99 = 8,722.36 : x
  2. Step 2: Convert to fraction form
    17,036.51/25,559.99 = 8,722.36/x
  3. Step 3: Cross multiply
    17,036.51x = 25,559.99 × 8,722.36
  4. Step 4: Simplify right side
    17,036.51x = 222,943,434.38
  5. Step 5: Solve for x
    x = 222,943,434.38/17,036.51
  6. Step 6: Final answer
    x = 13,086.22

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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.