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Finding the Fourth Proportional to 35,606.92, 53,421.46 and 25,749.76

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Solution

The fourth proportional to 35,606.92, 53,421.46 and 25,749.76 is: 38,632.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,606.92 : 53,421.46 = 25,749.76 : x
  2. Step 2: Convert to fraction form
    35,606.92/53,421.46 = 25,749.76/x
  3. Step 3: Cross multiply
    35,606.92x = 53,421.46 × 25,749.76
  4. Step 4: Simplify right side
    35,606.92x = 1,375,589,773.85
  5. Step 5: Solve for x
    x = 1,375,589,773.85/35,606.92
  6. Step 6: Final answer
    x = 38,632.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.