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Finding the Fourth Proportional to 35,658.63, 49,217.76 and 22,245.48

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Solution

The fourth proportional to 35,658.63, 49,217.76 and 22,245.48 is: 30,704.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,658.63 : 49,217.76 = 22,245.48 : x
  2. Step 2: Convert to fraction form
    35,658.63/49,217.76 = 22,245.48/x
  3. Step 3: Cross multiply
    35,658.63x = 49,217.76 × 22,245.48
  4. Step 4: Simplify right side
    35,658.63x = 1,094,872,695.72
  5. Step 5: Solve for x
    x = 1,094,872,695.72/35,658.63
  6. Step 6: Final answer
    x = 30,704.29

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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.