Home / 17,076.12-25,614.30-5,390.28

Finding the Fourth Proportional to 17,076.12, 25,614.30 and 5,390.28

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Solution

The fourth proportional to 17,076.12, 25,614.30 and 5,390.28 is: 8,085.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,076.12 : 25,614.30 = 5,390.28 : x
  2. Step 2: Convert to fraction form
    17,076.12/25,614.30 = 5,390.28/x
  3. Step 3: Cross multiply
    17,076.12x = 25,614.30 × 5,390.28
  4. Step 4: Simplify right side
    17,076.12x = 138,068,249.00
  5. Step 5: Solve for x
    x = 138,068,249.00/17,076.12
  6. Step 6: Final answer
    x = 8,085.46

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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.