Home / 27,610.92-38,103.30-15,035.64

Finding the Fourth Proportional to 27,610.92, 38,103.30 and 15,035.64

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Solution

The fourth proportional to 27,610.92, 38,103.30 and 15,035.64 is: 20,749.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,610.92 : 38,103.30 = 15,035.64 : x
  2. Step 2: Convert to fraction form
    27,610.92/38,103.30 = 15,035.64/x
  3. Step 3: Cross multiply
    27,610.92x = 38,103.30 × 15,035.64
  4. Step 4: Simplify right side
    27,610.92x = 572,907,501.61
  5. Step 5: Solve for x
    x = 572,907,501.61/27,610.92
  6. Step 6: Final answer
    x = 20,749.31

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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.