Home / 14,936.48-20,611.40-8,563.08

Finding the Fourth Proportional to 14,936.48, 20,611.40 and 8,563.08

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Solution

The fourth proportional to 14,936.48, 20,611.40 and 8,563.08 is: 11,816.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,936.48 : 20,611.40 = 8,563.08 : x
  2. Step 2: Convert to fraction form
    14,936.48/20,611.40 = 8,563.08/x
  3. Step 3: Cross multiply
    14,936.48x = 20,611.40 × 8,563.08
  4. Step 4: Simplify right side
    14,936.48x = 176,497,024.30
  5. Step 5: Solve for x
    x = 176,497,024.30/14,936.48
  6. Step 6: Final answer
    x = 11,816.51

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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.