Home / 18,160.36-27,202.24-8,307.92

Finding the Fourth Proportional to 18,160.36, 27,202.24 and 8,307.92

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Solution

The fourth proportional to 18,160.36, 27,202.24 and 8,307.92 is: 12,444.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,160.36 : 27,202.24 = 8,307.92 : x
  2. Step 2: Convert to fraction form
    18,160.36/27,202.24 = 8,307.92/x
  3. Step 3: Cross multiply
    18,160.36x = 27,202.24 × 8,307.92
  4. Step 4: Simplify right side
    18,160.36x = 225,994,033.74
  5. Step 5: Solve for x
    x = 225,994,033.74/18,160.36
  6. Step 6: Final answer
    x = 12,444.36

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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.