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Finding the Fourth Proportional to 35,395.67, 48,740.72 and 34,609.97

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Solution

The fourth proportional to 35,395.67, 48,740.72 and 34,609.97 is: 47,658.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,395.67 : 48,740.72 = 34,609.97 : x
  2. Step 2: Convert to fraction form
    35,395.67/48,740.72 = 34,609.97/x
  3. Step 3: Cross multiply
    35,395.67x = 48,740.72 × 34,609.97
  4. Step 4: Simplify right side
    35,395.67x = 1,686,914,440.22
  5. Step 5: Solve for x
    x = 1,686,914,440.22/35,395.67
  6. Step 6: Final answer
    x = 47,658.79

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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.