Home / 14,134.05-21,192.75-5,369.58

Finding the Fourth Proportional to 14,134.05, 21,192.75 and 5,369.58

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Solution

The fourth proportional to 14,134.05, 21,192.75 and 5,369.58 is: 8,051.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.05 : 21,192.75 = 5,369.58 : x
  2. Step 2: Convert to fraction form
    14,134.05/21,192.75 = 5,369.58/x
  3. Step 3: Cross multiply
    14,134.05x = 21,192.75 × 5,369.58
  4. Step 4: Simplify right side
    14,134.05x = 113,796,166.55
  5. Step 5: Solve for x
    x = 113,796,166.55/14,134.05
  6. Step 6: Final answer
    x = 8,051.21

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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.