Home / 30,046.96-41,463.54-16,434.78

Finding the Fourth Proportional to 30,046.96, 41,463.54 and 16,434.78

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Solution

The fourth proportional to 30,046.96, 41,463.54 and 16,434.78 is: 22,679.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,046.96 : 41,463.54 = 16,434.78 : x
  2. Step 2: Convert to fraction form
    30,046.96/41,463.54 = 16,434.78/x
  3. Step 3: Cross multiply
    30,046.96x = 41,463.54 × 16,434.78
  4. Step 4: Simplify right side
    30,046.96x = 681,444,157.92
  5. Step 5: Solve for x
    x = 681,444,157.92/30,046.96
  6. Step 6: Final answer
    x = 22,679.30

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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.