Home / 14,297.84-19,721.82-10,312.64

Finding the Fourth Proportional to 14,297.84, 19,721.82 and 10,312.64

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Solution

The fourth proportional to 14,297.84, 19,721.82 and 10,312.64 is: 14,224.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297.84 : 19,721.82 = 10,312.64 : x
  2. Step 2: Convert to fraction form
    14,297.84/19,721.82 = 10,312.64/x
  3. Step 3: Cross multiply
    14,297.84x = 19,721.82 × 10,312.64
  4. Step 4: Simplify right side
    14,297.84x = 203,384,029.80
  5. Step 5: Solve for x
    x = 203,384,029.80/14,297.84
  6. Step 6: Final answer
    x = 14,224.81

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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.