Home / 27,603.31-38,092.57-15,028.06

Finding the Fourth Proportional to 27,603.31, 38,092.57 and 15,028.06

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Solution

The fourth proportional to 27,603.31, 38,092.57 and 15,028.06 is: 20,738.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603.31 : 38,092.57 = 15,028.06 : x
  2. Step 2: Convert to fraction form
    27,603.31/38,092.57 = 15,028.06/x
  3. Step 3: Cross multiply
    27,603.31x = 38,092.57 × 15,028.06
  4. Step 4: Simplify right side
    27,603.31x = 572,457,161.91
  5. Step 5: Solve for x
    x = 572,457,161.91/27,603.31
  6. Step 6: Final answer
    x = 20,738.72

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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.