Home / 27,314.33-40,987.43-11,518.39

Finding the Fourth Proportional to 27,314.33, 40,987.43 and 11,518.39

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Solution

The fourth proportional to 27,314.33, 40,987.43 and 11,518.39 is: 17,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,314.33 : 40,987.43 = 11,518.39 : x
  2. Step 2: Convert to fraction form
    27,314.33/40,987.43 = 11,518.39/x
  3. Step 3: Cross multiply
    27,314.33x = 40,987.43 × 11,518.39
  4. Step 4: Simplify right side
    27,314.33x = 472,109,130.17
  5. Step 5: Solve for x
    x = 472,109,130.17/27,314.33
  6. Step 6: Final answer
    x = 17,284.30

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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.