Home / 12,133.14-18,192.24-5,561.34

Finding the Fourth Proportional to 12,133.14, 18,192.24 and 5,561.34

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Solution

The fourth proportional to 12,133.14, 18,192.24 and 5,561.34 is: 8,338.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,133.14 : 18,192.24 = 5,561.34 : x
  2. Step 2: Convert to fraction form
    12,133.14/18,192.24 = 5,561.34/x
  3. Step 3: Cross multiply
    12,133.14x = 18,192.24 × 5,561.34
  4. Step 4: Simplify right side
    12,133.14x = 101,173,232.00
  5. Step 5: Solve for x
    x = 101,173,232.00/12,133.14
  6. Step 6: Final answer
    x = 8,338.59

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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.