Home / 17,085.77-25,628.66-5,239.58

Finding the Fourth Proportional to 17,085.77, 25,628.66 and 5,239.58

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Solution

The fourth proportional to 17,085.77, 25,628.66 and 5,239.58 is: 7,859.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,085.77 : 25,628.66 = 5,239.58 : x
  2. Step 2: Convert to fraction form
    17,085.77/25,628.66 = 5,239.58/x
  3. Step 3: Cross multiply
    17,085.77x = 25,628.66 × 5,239.58
  4. Step 4: Simplify right side
    17,085.77x = 134,283,260.02
  5. Step 5: Solve for x
    x = 134,283,260.02/17,085.77
  6. Step 6: Final answer
    x = 7,859.36

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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.