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Finding the Fourth Proportional to 44,608.72, 66,919.20 and 25,897.54

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Solution

The fourth proportional to 44,608.72, 66,919.20 and 25,897.54 is: 38,849.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,608.72 : 66,919.20 = 25,897.54 : x
  2. Step 2: Convert to fraction form
    44,608.72/66,919.20 = 25,897.54/x
  3. Step 3: Cross multiply
    44,608.72x = 66,919.20 × 25,897.54
  4. Step 4: Simplify right side
    44,608.72x = 1,733,042,658.77
  5. Step 5: Solve for x
    x = 1,733,042,658.77/44,608.72
  6. Step 6: Final answer
    x = 38,849.86

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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.