Home / 16,377.76-22,601.33-9,305.55

Finding the Fourth Proportional to 16,377.76, 22,601.33 and 9,305.55

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Solution

The fourth proportional to 16,377.76, 22,601.33 and 9,305.55 is: 12,841.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,377.76 : 22,601.33 = 9,305.55 : x
  2. Step 2: Convert to fraction form
    16,377.76/22,601.33 = 9,305.55/x
  3. Step 3: Cross multiply
    16,377.76x = 22,601.33 × 9,305.55
  4. Step 4: Simplify right side
    16,377.76x = 210,317,794.75
  5. Step 5: Solve for x
    x = 210,317,794.75/16,377.76
  6. Step 6: Final answer
    x = 12,841.67

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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.