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Finding the Fourth Proportional to 51,284.94, 70,717.42 and 33,346.68

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Solution

The fourth proportional to 51,284.94, 70,717.42 and 33,346.68 is: 45,982.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,284.94 : 70,717.42 = 33,346.68 : x
  2. Step 2: Convert to fraction form
    51,284.94/70,717.42 = 33,346.68/x
  3. Step 3: Cross multiply
    51,284.94x = 70,717.42 × 33,346.68
  4. Step 4: Simplify right side
    51,284.94x = 2,358,190,654.85
  5. Step 5: Solve for x
    x = 2,358,190,654.85/51,284.94
  6. Step 6: Final answer
    x = 45,982.13

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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.