Home / 33,972.72-46,880.17-20,551.42

Finding the Fourth Proportional to 33,972.72, 46,880.17 and 20,551.42

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Solution

The fourth proportional to 33,972.72, 46,880.17 and 20,551.42 is: 28,359.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,972.72 : 46,880.17 = 20,551.42 : x
  2. Step 2: Convert to fraction form
    33,972.72/46,880.17 = 20,551.42/x
  3. Step 3: Cross multiply
    33,972.72x = 46,880.17 × 20,551.42
  4. Step 4: Simplify right side
    33,972.72x = 963,454,070.56
  5. Step 5: Solve for x
    x = 963,454,070.56/33,972.72
  6. Step 6: Final answer
    x = 28,359.64

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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.