Home / 14,384.66-21,578.16-3,996.41

Finding the Fourth Proportional to 14,384.66, 21,578.16 and 3,996.41

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Solution

The fourth proportional to 14,384.66, 21,578.16 and 3,996.41 is: 5,994.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,384.66 : 21,578.16 = 3,996.41 : x
  2. Step 2: Convert to fraction form
    14,384.66/21,578.16 = 3,996.41/x
  3. Step 3: Cross multiply
    14,384.66x = 21,578.16 × 3,996.41
  4. Step 4: Simplify right side
    14,384.66x = 86,235,174.41
  5. Step 5: Solve for x
    x = 86,235,174.41/14,384.66
  6. Step 6: Final answer
    x = 5,994.94

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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.