Home / 33,689.09-50,518.85-12,614.35

Finding the Fourth Proportional to 33,689.09, 50,518.85 and 12,614.35

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Solution

The fourth proportional to 33,689.09, 50,518.85 and 12,614.35 is: 18,915.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,689.09 : 50,518.85 = 12,614.35 : x
  2. Step 2: Convert to fraction form
    33,689.09/50,518.85 = 12,614.35/x
  3. Step 3: Cross multiply
    33,689.09x = 50,518.85 × 12,614.35
  4. Step 4: Simplify right side
    33,689.09x = 637,262,623.42
  5. Step 5: Solve for x
    x = 637,262,623.42/33,689.09
  6. Step 6: Final answer
    x = 18,915.99

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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.