Home / 14,384.81-21,577.23-3,996.56

Finding the Fourth Proportional to 14,384.81, 21,577.23 and 3,996.56

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Solution

The fourth proportional to 14,384.81, 21,577.23 and 3,996.56 is: 5,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,384.81 : 21,577.23 = 3,996.56 : x
  2. Step 2: Convert to fraction form
    14,384.81/21,577.23 = 3,996.56/x
  3. Step 3: Cross multiply
    14,384.81x = 21,577.23 × 3,996.56
  4. Step 4: Simplify right side
    14,384.81x = 86,234,748.27
  5. Step 5: Solve for x
    x = 86,234,748.27/14,384.81
  6. Step 6: Final answer
    x = 5,994.85

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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.