Home / 17,403.07-26,064.99-13,631.31

Finding the Fourth Proportional to 17,403.07, 26,064.99 and 13,631.31

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Solution

The fourth proportional to 17,403.07, 26,064.99 and 13,631.31 is: 20,415.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,403.07 : 26,064.99 = 13,631.31 : x
  2. Step 2: Convert to fraction form
    17,403.07/26,064.99 = 13,631.31/x
  3. Step 3: Cross multiply
    17,403.07x = 26,064.99 × 13,631.31
  4. Step 4: Simplify right side
    17,403.07x = 355,299,958.84
  5. Step 5: Solve for x
    x = 355,299,958.84/17,403.07
  6. Step 6: Final answer
    x = 20,415.94

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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.