Home / 27,537.11-38,003.09-15,600.54

Finding the Fourth Proportional to 27,537.11, 38,003.09 and 15,600.54

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Solution

The fourth proportional to 27,537.11, 38,003.09 and 15,600.54 is: 21,529.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,537.11 : 38,003.09 = 15,600.54 : x
  2. Step 2: Convert to fraction form
    27,537.11/38,003.09 = 15,600.54/x
  3. Step 3: Cross multiply
    27,537.11x = 38,003.09 × 15,600.54
  4. Step 4: Simplify right side
    27,537.11x = 592,868,647.67
  5. Step 5: Solve for x
    x = 592,868,647.67/27,537.11
  6. Step 6: Final answer
    x = 21,529.81

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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.