Home / 27,629.13-41,462.84-10,987.45

Finding the Fourth Proportional to 27,629.13, 41,462.84 and 10,987.45

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Solution

The fourth proportional to 27,629.13, 41,462.84 and 10,987.45 is: 16,488.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,629.13 : 41,462.84 = 10,987.45 : x
  2. Step 2: Convert to fraction form
    27,629.13/41,462.84 = 10,987.45/x
  3. Step 3: Cross multiply
    27,629.13x = 41,462.84 × 10,987.45
  4. Step 4: Simplify right side
    27,629.13x = 455,570,805.17
  5. Step 5: Solve for x
    x = 455,570,805.17/27,629.13
  6. Step 6: Final answer
    x = 16,488.78

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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.