Home / 27,221.16-40,827.39-10,588.80

Finding the Fourth Proportional to 27,221.16, 40,827.39 and 10,588.80

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Solution

The fourth proportional to 27,221.16, 40,827.39 and 10,588.80 is: 15,881.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,221.16 : 40,827.39 = 10,588.80 : x
  2. Step 2: Convert to fraction form
    27,221.16/40,827.39 = 10,588.80/x
  3. Step 3: Cross multiply
    27,221.16x = 40,827.39 × 10,588.80
  4. Step 4: Simplify right side
    27,221.16x = 432,313,067.23
  5. Step 5: Solve for x
    x = 432,313,067.23/27,221.16
  6. Step 6: Final answer
    x = 15,881.51

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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.