Home / 33,391.08-50,106.06-12,616.20

Finding the Fourth Proportional to 33,391.08, 50,106.06 and 12,616.20

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Solution

The fourth proportional to 33,391.08, 50,106.06 and 12,616.20 is: 18,931.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,391.08 : 50,106.06 = 12,616.20 : x
  2. Step 2: Convert to fraction form
    33,391.08/50,106.06 = 12,616.20/x
  3. Step 3: Cross multiply
    33,391.08x = 50,106.06 × 12,616.20
  4. Step 4: Simplify right side
    33,391.08x = 632,148,074.17
  5. Step 5: Solve for x
    x = 632,148,074.17/33,391.08
  6. Step 6: Final answer
    x = 18,931.65

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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.