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Finding the Fourth Proportional to 30,394.73, 45,593.91 and 10,674.68

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Solution

The fourth proportional to 30,394.73, 45,593.91 and 10,674.68 is: 16,012.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,394.73 : 45,593.91 = 10,674.68 : x
  2. Step 2: Convert to fraction form
    30,394.73/45,593.91 = 10,674.68/x
  3. Step 3: Cross multiply
    30,394.73x = 45,593.91 × 10,674.68
  4. Step 4: Simplify right side
    30,394.73x = 486,700,171.23
  5. Step 5: Solve for x
    x = 486,700,171.23/30,394.73
  6. Step 6: Final answer
    x = 16,012.65

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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.