Home / 12,669.91-18,999.39-4,873.25

Finding the Fourth Proportional to 12,669.91, 18,999.39 and 4,873.25

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Solution

The fourth proportional to 12,669.91, 18,999.39 and 4,873.25 is: 7,307.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,669.91 : 18,999.39 = 4,873.25 : x
  2. Step 2: Convert to fraction form
    12,669.91/18,999.39 = 4,873.25/x
  3. Step 3: Cross multiply
    12,669.91x = 18,999.39 × 4,873.25
  4. Step 4: Simplify right side
    12,669.91x = 92,588,777.32
  5. Step 5: Solve for x
    x = 92,588,777.32/12,669.91
  6. Step 6: Final answer
    x = 7,307.77

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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.