Home / 50,202.59-69,271.86-28,977.75

Finding the Fourth Proportional to 50,202.59, 69,271.86 and 28,977.75

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Solution

The fourth proportional to 50,202.59, 69,271.86 and 28,977.75 is: 39,984.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,202.59 : 69,271.86 = 28,977.75 : x
  2. Step 2: Convert to fraction form
    50,202.59/69,271.86 = 28,977.75/x
  3. Step 3: Cross multiply
    50,202.59x = 69,271.86 × 28,977.75
  4. Step 4: Simplify right side
    50,202.59x = 2,007,342,586.78
  5. Step 5: Solve for x
    x = 2,007,342,586.78/50,202.59
  6. Step 6: Final answer
    x = 39,984.85

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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.