Home / 14,769.33-20,381.60-8,054.84

Finding the Fourth Proportional to 14,769.33, 20,381.60 and 8,054.84

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Solution

The fourth proportional to 14,769.33, 20,381.60 and 8,054.84 is: 11,115.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,769.33 : 20,381.60 = 8,054.84 : x
  2. Step 2: Convert to fraction form
    14,769.33/20,381.60 = 8,054.84/x
  3. Step 3: Cross multiply
    14,769.33x = 20,381.60 × 8,054.84
  4. Step 4: Simplify right side
    14,769.33x = 164,170,384.76
  5. Step 5: Solve for x
    x = 164,170,384.76/14,769.33
  6. Step 6: Final answer
    x = 11,115.63

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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.