Home / 50,384.16-69,528.24-28,029.60

Finding the Fourth Proportional to 50,384.16, 69,528.24 and 28,029.60

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Solution

The fourth proportional to 50,384.16, 69,528.24 and 28,029.60 is: 38,679.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,384.16 : 69,528.24 = 28,029.60 : x
  2. Step 2: Convert to fraction form
    50,384.16/69,528.24 = 28,029.60/x
  3. Step 3: Cross multiply
    50,384.16x = 69,528.24 × 28,029.60
  4. Step 4: Simplify right side
    50,384.16x = 1,948,848,755.90
  5. Step 5: Solve for x
    x = 1,948,848,755.90/50,384.16
  6. Step 6: Final answer
    x = 38,679.79

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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.