Home / 50,107.68-69,156.18-28,597.32

Finding the Fourth Proportional to 50,107.68, 69,156.18 and 28,597.32

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Solution

The fourth proportional to 50,107.68, 69,156.18 and 28,597.32 is: 39,468.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,107.68 : 69,156.18 = 28,597.32 : x
  2. Step 2: Convert to fraction form
    50,107.68/69,156.18 = 28,597.32/x
  3. Step 3: Cross multiply
    50,107.68x = 69,156.18 × 28,597.32
  4. Step 4: Simplify right side
    50,107.68x = 1,977,681,409.44
  5. Step 5: Solve for x
    x = 1,977,681,409.44/50,107.68
  6. Step 6: Final answer
    x = 39,468.63

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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.