Home / 27,329.16-40,987.26-7,608.36

Finding the Fourth Proportional to 27,329.16, 40,987.26 and 7,608.36

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Solution

The fourth proportional to 27,329.16, 40,987.26 and 7,608.36 is: 11,410.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,329.16 : 40,987.26 = 7,608.36 : x
  2. Step 2: Convert to fraction form
    27,329.16/40,987.26 = 7,608.36/x
  3. Step 3: Cross multiply
    27,329.16x = 40,987.26 × 7,608.36
  4. Step 4: Simplify right side
    27,329.16x = 311,845,829.49
  5. Step 5: Solve for x
    x = 311,845,829.49/27,329.16
  6. Step 6: Final answer
    x = 11,410.74

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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.