Home / 14,173.49-21,227.82-6,783.14

Finding the Fourth Proportional to 14,173.49, 21,227.82 and 6,783.14

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Solution

The fourth proportional to 14,173.49, 21,227.82 and 6,783.14 is: 10,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.49 : 21,227.82 = 6,783.14 : x
  2. Step 2: Convert to fraction form
    14,173.49/21,227.82 = 6,783.14/x
  3. Step 3: Cross multiply
    14,173.49x = 21,227.82 × 6,783.14
  4. Step 4: Simplify right side
    14,173.49x = 143,991,168.82
  5. Step 5: Solve for x
    x = 143,991,168.82/14,173.49
  6. Step 6: Final answer
    x = 10,159.19

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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.