Home / 17,517.81-26,275.86-5,037.74

Finding the Fourth Proportional to 17,517.81, 26,275.86 and 5,037.74

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Solution

The fourth proportional to 17,517.81, 26,275.86 and 5,037.74 is: 7,556.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,517.81 : 26,275.86 = 5,037.74 : x
  2. Step 2: Convert to fraction form
    17,517.81/26,275.86 = 5,037.74/x
  3. Step 3: Cross multiply
    17,517.81x = 26,275.86 × 5,037.74
  4. Step 4: Simplify right side
    17,517.81x = 132,370,918.11
  5. Step 5: Solve for x
    x = 132,370,918.11/17,517.81
  6. Step 6: Final answer
    x = 7,556.36

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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.