Home / 14,000.48-20,996.64-11,529.20

Finding the Fourth Proportional to 14,000.48, 20,996.64 and 11,529.20

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Solution

The fourth proportional to 14,000.48, 20,996.64 and 11,529.20 is: 17,290.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.48 : 20,996.64 = 11,529.20 : x
  2. Step 2: Convert to fraction form
    14,000.48/20,996.64 = 11,529.20/x
  3. Step 3: Cross multiply
    14,000.48x = 20,996.64 × 11,529.20
  4. Step 4: Simplify right side
    14,000.48x = 242,074,461.89
  5. Step 5: Solve for x
    x = 242,074,461.89/14,000.48
  6. Step 6: Final answer
    x = 17,290.44

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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.