Home / 27,204.08-40,767.80-21,632.70

Finding the Fourth Proportional to 27,204.08, 40,767.80 and 21,632.70

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Solution

The fourth proportional to 27,204.08, 40,767.80 and 21,632.70 is: 32,418.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,204.08 : 40,767.80 = 21,632.70 : x
  2. Step 2: Convert to fraction form
    27,204.08/40,767.80 = 21,632.70/x
  3. Step 3: Cross multiply
    27,204.08x = 40,767.80 × 21,632.70
  4. Step 4: Simplify right side
    27,204.08x = 881,917,587.06
  5. Step 5: Solve for x
    x = 881,917,587.06/27,204.08
  6. Step 6: Final answer
    x = 32,418.58

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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.