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Finding the Fourth Proportional to 50,876.80, 70,173.35 and 33,629.14

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Solution

The fourth proportional to 50,876.80, 70,173.35 and 33,629.14 is: 46,384.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,876.80 : 70,173.35 = 33,629.14 : x
  2. Step 2: Convert to fraction form
    50,876.80/70,173.35 = 33,629.14/x
  3. Step 3: Cross multiply
    50,876.80x = 70,173.35 × 33,629.14
  4. Step 4: Simplify right side
    50,876.80x = 2,359,869,589.99
  5. Step 5: Solve for x
    x = 2,359,869,589.99/50,876.80
  6. Step 6: Final answer
    x = 46,384.01

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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.