Home / 17,751.07-26,628.13-5,100.91

Finding the Fourth Proportional to 17,751.07, 26,628.13 and 5,100.91

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Solution

The fourth proportional to 17,751.07, 26,628.13 and 5,100.91 is: 7,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751.07 : 26,628.13 = 5,100.91 : x
  2. Step 2: Convert to fraction form
    17,751.07/26,628.13 = 5,100.91/x
  3. Step 3: Cross multiply
    17,751.07x = 26,628.13 × 5,100.91
  4. Step 4: Simplify right side
    17,751.07x = 135,827,739.57
  5. Step 5: Solve for x
    x = 135,827,739.57/17,751.07
  6. Step 6: Final answer
    x = 7,651.80

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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.