Home / 32,858.87-49,209.39-18,776.21

Finding the Fourth Proportional to 32,858.87, 49,209.39 and 18,776.21

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Solution

The fourth proportional to 32,858.87, 49,209.39 and 18,776.21 is: 28,119.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,858.87 : 49,209.39 = 18,776.21 : x
  2. Step 2: Convert to fraction form
    32,858.87/49,209.39 = 18,776.21/x
  3. Step 3: Cross multiply
    32,858.87x = 49,209.39 × 18,776.21
  4. Step 4: Simplify right side
    32,858.87x = 923,965,594.56
  5. Step 5: Solve for x
    x = 923,965,594.56/32,858.87
  6. Step 6: Final answer
    x = 28,119.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.