Home / 14,548.14-21,822.42-4,159.86

Finding the Fourth Proportional to 14,548.14, 21,822.42 and 4,159.86

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Solution

The fourth proportional to 14,548.14, 21,822.42 and 4,159.86 is: 6,239.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.14 : 21,822.42 = 4,159.86 : x
  2. Step 2: Convert to fraction form
    14,548.14/21,822.42 = 4,159.86/x
  3. Step 3: Cross multiply
    14,548.14x = 21,822.42 × 4,159.86
  4. Step 4: Simplify right side
    14,548.14x = 90,778,212.06
  5. Step 5: Solve for x
    x = 90,778,212.06/14,548.14
  6. Step 6: Final answer
    x = 6,239.85

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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.