Home / 49,685.11-68,567.85-28,464.42

Finding the Fourth Proportional to 49,685.11, 68,567.85 and 28,464.42

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Solution

The fourth proportional to 49,685.11, 68,567.85 and 28,464.42 is: 39,282.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,685.11 : 68,567.85 = 28,464.42 : x
  2. Step 2: Convert to fraction form
    49,685.11/68,567.85 = 28,464.42/x
  3. Step 3: Cross multiply
    49,685.11x = 68,567.85 × 28,464.42
  4. Step 4: Simplify right side
    49,685.11x = 1,951,744,338.03
  5. Step 5: Solve for x
    x = 1,951,744,338.03/49,685.11
  6. Step 6: Final answer
    x = 39,282.28

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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.