Home / 53,949.43-80,924.90-20,671.18

Finding the Fourth Proportional to 53,949.43, 80,924.90 and 20,671.18

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Solution

The fourth proportional to 53,949.43, 80,924.90 and 20,671.18 is: 31,007.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,949.43 : 80,924.90 = 20,671.18 : x
  2. Step 2: Convert to fraction form
    53,949.43/80,924.90 = 20,671.18/x
  3. Step 3: Cross multiply
    53,949.43x = 80,924.90 × 20,671.18
  4. Step 4: Simplify right side
    53,949.43x = 1,672,813,174.38
  5. Step 5: Solve for x
    x = 1,672,813,174.38/53,949.43
  6. Step 6: Final answer
    x = 31,007.06

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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.