Home / 17,079.77-25,620.87-5,392.69

Finding the Fourth Proportional to 17,079.77, 25,620.87 and 5,392.69

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Solution

The fourth proportional to 17,079.77, 25,620.87 and 5,392.69 is: 8,089.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,079.77 : 25,620.87 = 5,392.69 : x
  2. Step 2: Convert to fraction form
    17,079.77/25,620.87 = 5,392.69/x
  3. Step 3: Cross multiply
    17,079.77x = 25,620.87 × 5,392.69
  4. Step 4: Simplify right side
    17,079.77x = 138,165,365.61
  5. Step 5: Solve for x
    x = 138,165,365.61/17,079.77
  6. Step 6: Final answer
    x = 8,089.41

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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.