Home / 12,349.86-18,527.75-4,029.89

Finding the Fourth Proportional to 12,349.86, 18,527.75 and 4,029.89

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Solution

The fourth proportional to 12,349.86, 18,527.75 and 4,029.89 is: 6,045.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,349.86 : 18,527.75 = 4,029.89 : x
  2. Step 2: Convert to fraction form
    12,349.86/18,527.75 = 4,029.89/x
  3. Step 3: Cross multiply
    12,349.86x = 18,527.75 × 4,029.89
  4. Step 4: Simplify right side
    12,349.86x = 74,664,794.45
  5. Step 5: Solve for x
    x = 74,664,794.45/12,349.86
  6. Step 6: Final answer
    x = 6,045.80

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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.