Home / 12,268.01-18,398.37-4,475

Finding the Fourth Proportional to 12,268.01, 18,398.37 and 4,475

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Solution

The fourth proportional to 12,268.01, 18,398.37 and 4,475 is: 6,711.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268.01 : 18,398.37 = 4,475 : x
  2. Step 2: Convert to fraction form
    12,268.01/18,398.37 = 4,475/x
  3. Step 3: Cross multiply
    12,268.01x = 18,398.37 × 4,475
  4. Step 4: Simplify right side
    12,268.01x = 82,332,705.75
  5. Step 5: Solve for x
    x = 82,332,705.75/12,268.01
  6. Step 6: Final answer
    x = 6,711.17

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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.