Home / 50,157.62-69,223.27-28,650.75

Finding the Fourth Proportional to 50,157.62, 69,223.27 and 28,650.75

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Solution

The fourth proportional to 50,157.62, 69,223.27 and 28,650.75 is: 39,541.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,157.62 : 69,223.27 = 28,650.75 : x
  2. Step 2: Convert to fraction form
    50,157.62/69,223.27 = 28,650.75/x
  3. Step 3: Cross multiply
    50,157.62x = 69,223.27 × 28,650.75
  4. Step 4: Simplify right side
    50,157.62x = 1,983,298,602.95
  5. Step 5: Solve for x
    x = 1,983,298,602.95/50,157.62
  6. Step 6: Final answer
    x = 39,541.32

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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.