Home / 17,610.14-26,419.54-5,130.28

Finding the Fourth Proportional to 17,610.14, 26,419.54 and 5,130.28

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Solution

The fourth proportional to 17,610.14, 26,419.54 and 5,130.28 is: 7,696.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,610.14 : 26,419.54 = 5,130.28 : x
  2. Step 2: Convert to fraction form
    17,610.14/26,419.54 = 5,130.28/x
  3. Step 3: Cross multiply
    17,610.14x = 26,419.54 × 5,130.28
  4. Step 4: Simplify right side
    17,610.14x = 135,539,637.67
  5. Step 5: Solve for x
    x = 135,539,637.67/17,610.14
  6. Step 6: Final answer
    x = 7,696.68

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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.