Home / 39,226.68-58,872.83-20,513.25

Finding the Fourth Proportional to 39,226.68, 58,872.83 and 20,513.25

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Solution

The fourth proportional to 39,226.68, 58,872.83 and 20,513.25 is: 30,787.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,226.68 : 58,872.83 = 20,513.25 : x
  2. Step 2: Convert to fraction form
    39,226.68/58,872.83 = 20,513.25/x
  3. Step 3: Cross multiply
    39,226.68x = 58,872.83 × 20,513.25
  4. Step 4: Simplify right side
    39,226.68x = 1,207,672,977.43
  5. Step 5: Solve for x
    x = 1,207,672,977.43/39,226.68
  6. Step 6: Final answer
    x = 30,787.03

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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.