Home / 27,537.85-38,004.11-15,601.28

Finding the Fourth Proportional to 27,537.85, 38,004.11 and 15,601.28

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Solution

The fourth proportional to 27,537.85, 38,004.11 and 15,601.28 is: 21,530.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,537.85 : 38,004.11 = 15,601.28 : x
  2. Step 2: Convert to fraction form
    27,537.85/38,004.11 = 15,601.28/x
  3. Step 3: Cross multiply
    27,537.85x = 38,004.11 × 15,601.28
  4. Step 4: Simplify right side
    27,537.85x = 592,912,683.25
  5. Step 5: Solve for x
    x = 592,912,683.25/27,537.85
  6. Step 6: Final answer
    x = 21,530.83

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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.