Home / 35,329.30-48,757.15-20,226.70

Finding the Fourth Proportional to 35,329.30, 48,757.15 and 20,226.70

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Solution

The fourth proportional to 35,329.30, 48,757.15 and 20,226.70 is: 27,914.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,329.30 : 48,757.15 = 20,226.70 : x
  2. Step 2: Convert to fraction form
    35,329.30/48,757.15 = 20,226.70/x
  3. Step 3: Cross multiply
    35,329.30x = 48,757.15 × 20,226.70
  4. Step 4: Simplify right side
    35,329.30x = 986,196,245.91
  5. Step 5: Solve for x
    x = 986,196,245.91/35,329.30
  6. Step 6: Final answer
    x = 27,914.40

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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.