Home / 14,877.06-20,529.62-8,591.46

Finding the Fourth Proportional to 14,877.06, 20,529.62 and 8,591.46

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Solution

The fourth proportional to 14,877.06, 20,529.62 and 8,591.46 is: 11,855.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,877.06 : 20,529.62 = 8,591.46 : x
  2. Step 2: Convert to fraction form
    14,877.06/20,529.62 = 8,591.46/x
  3. Step 3: Cross multiply
    14,877.06x = 20,529.62 × 8,591.46
  4. Step 4: Simplify right side
    14,877.06x = 176,379,409.05
  5. Step 5: Solve for x
    x = 176,379,409.05/14,877.06
  6. Step 6: Final answer
    x = 11,855.80

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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.