Home / 27,126.96-40,703.40-17,277.36

Finding the Fourth Proportional to 27,126.96, 40,703.40 and 17,277.36

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Solution

The fourth proportional to 27,126.96, 40,703.40 and 17,277.36 is: 25,924.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,126.96 : 40,703.40 = 17,277.36 : x
  2. Step 2: Convert to fraction form
    27,126.96/40,703.40 = 17,277.36/x
  3. Step 3: Cross multiply
    27,126.96x = 40,703.40 × 17,277.36
  4. Step 4: Simplify right side
    27,126.96x = 703,247,295.02
  5. Step 5: Solve for x
    x = 703,247,295.02/27,126.96
  6. Step 6: Final answer
    x = 25,924.29

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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.