Home / 33,885.62-46,760.04-18,777.40

Finding the Fourth Proportional to 33,885.62, 46,760.04 and 18,777.40

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Solution

The fourth proportional to 33,885.62, 46,760.04 and 18,777.40 is: 25,911.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,885.62 : 46,760.04 = 18,777.40 : x
  2. Step 2: Convert to fraction form
    33,885.62/46,760.04 = 18,777.40/x
  3. Step 3: Cross multiply
    33,885.62x = 46,760.04 × 18,777.40
  4. Step 4: Simplify right side
    33,885.62x = 878,031,787.78
  5. Step 5: Solve for x
    x = 878,031,787.78/33,885.62
  6. Step 6: Final answer
    x = 25,911.64

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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.