Home / 12,363.71-18,548.48-4,043.69

Finding the Fourth Proportional to 12,363.71, 18,548.48 and 4,043.69

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Solution

The fourth proportional to 12,363.71, 18,548.48 and 4,043.69 is: 6,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.71 : 18,548.48 = 4,043.69 : x
  2. Step 2: Convert to fraction form
    12,363.71/18,548.48 = 4,043.69/x
  3. Step 3: Cross multiply
    12,363.71x = 18,548.48 × 4,043.69
  4. Step 4: Simplify right side
    12,363.71x = 75,004,349.46
  5. Step 5: Solve for x
    x = 75,004,349.46/12,363.71
  6. Step 6: Final answer
    x = 6,066.49

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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.