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Finding the Fourth Proportional to 47,489.34, 65,544.39 and 33,914.22

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Solution

The fourth proportional to 47,489.34, 65,544.39 and 33,914.22 is: 46,808.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,489.34 : 65,544.39 = 33,914.22 : x
  2. Step 2: Convert to fraction form
    47,489.34/65,544.39 = 33,914.22/x
  3. Step 3: Cross multiply
    47,489.34x = 65,544.39 × 33,914.22
  4. Step 4: Simplify right side
    47,489.34x = 2,222,886,800.78
  5. Step 5: Solve for x
    x = 2,222,886,800.78/47,489.34
  6. Step 6: Final answer
    x = 46,808.12

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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.