Home / 27,610.72-38,102.84-15,035.52

Finding the Fourth Proportional to 27,610.72, 38,102.84 and 15,035.52

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Solution

The fourth proportional to 27,610.72, 38,102.84 and 15,035.52 is: 20,749.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,610.72 : 38,102.84 = 15,035.52 : x
  2. Step 2: Convert to fraction form
    27,610.72/38,102.84 = 15,035.52/x
  3. Step 3: Cross multiply
    27,610.72x = 38,102.84 × 15,035.52
  4. Step 4: Simplify right side
    27,610.72x = 572,896,012.88
  5. Step 5: Solve for x
    x = 572,896,012.88/27,610.72
  6. Step 6: Final answer
    x = 20,749.04

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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.