Home / 12,133.37-18,200.06-3,368.28

Finding the Fourth Proportional to 12,133.37, 18,200.06 and 3,368.28

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Solution

The fourth proportional to 12,133.37, 18,200.06 and 3,368.28 is: 5,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,133.37 : 18,200.06 = 3,368.28 : x
  2. Step 2: Convert to fraction form
    12,133.37/18,200.06 = 3,368.28/x
  3. Step 3: Cross multiply
    12,133.37x = 18,200.06 × 3,368.28
  4. Step 4: Simplify right side
    12,133.37x = 61,302,881.26
  5. Step 5: Solve for x
    x = 61,302,881.26/12,133.37
  6. Step 6: Final answer
    x = 5,052.42

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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.