Home / 30,393.11-41,944.61-16,966.99

Finding the Fourth Proportional to 30,393.11, 41,944.61 and 16,966.99

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Solution

The fourth proportional to 30,393.11, 41,944.61 and 16,966.99 is: 23,415.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,393.11 : 41,944.61 = 16,966.99 : x
  2. Step 2: Convert to fraction form
    30,393.11/41,944.61 = 16,966.99/x
  3. Step 3: Cross multiply
    30,393.11x = 41,944.61 × 16,966.99
  4. Step 4: Simplify right side
    30,393.11x = 711,673,483.87
  5. Step 5: Solve for x
    x = 711,673,483.87/30,393.11
  6. Step 6: Final answer
    x = 23,415.62

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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.