Home / 27,209.73-37,553.10-15,273.72

Finding the Fourth Proportional to 27,209.73, 37,553.10 and 15,273.72

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Solution

The fourth proportional to 27,209.73, 37,553.10 and 15,273.72 is: 21,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,209.73 : 37,553.10 = 15,273.72 : x
  2. Step 2: Convert to fraction form
    27,209.73/37,553.10 = 15,273.72/x
  3. Step 3: Cross multiply
    27,209.73x = 37,553.10 × 15,273.72
  4. Step 4: Simplify right side
    27,209.73x = 573,575,534.53
  5. Step 5: Solve for x
    x = 573,575,534.53/27,209.73
  6. Step 6: Final answer
    x = 21,079.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.