Home / 17,399.28-26,112.76-6,309.14

Finding the Fourth Proportional to 17,399.28, 26,112.76 and 6,309.14

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Solution

The fourth proportional to 17,399.28, 26,112.76 and 6,309.14 is: 9,468.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,399.28 : 26,112.76 = 6,309.14 : x
  2. Step 2: Convert to fraction form
    17,399.28/26,112.76 = 6,309.14/x
  3. Step 3: Cross multiply
    17,399.28x = 26,112.76 × 6,309.14
  4. Step 4: Simplify right side
    17,399.28x = 164,749,058.63
  5. Step 5: Solve for x
    x = 164,749,058.63/17,399.28
  6. Step 6: Final answer
    x = 9,468.73

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1.5x scale

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.